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  1. By: Macoun, John,
    Publication info: Ottawa, 1898?
    Holding Institution: Cornell University Library
    Subjects: Botany  Cryptogams  Ontario  Ottawa  
  2. By: Macoun, John,
    Publication info: S.l, s.n, 1898?
    Holding Institution: Canadiana.org
    Subjects: Botany  Cryptogams  Ontario  Ottawa  
  3. By: Macoun, W. T. (William Tyrrell), - Dominion Experimental Farms and Stations (Canada)
    Publication info: Ottawa, Ministère de l'agriculture, 1901
    Holding Institution: Canadiana.org
    Subjects: Apples  Ontario  Québec (Province)  
  4. By: Mark E. Taylor & Associates. - Ontario. Ministry of the Environment. - Metropolitan Toronto and Region Conservation Authority.
    Publication info: Toronto, Ont, Mark E. Taylor & Associates, 1992
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Biological treatment  Constructed wetlands  Function  Ontario  Purification  Sewage  Sewage lagoons  Storm sewers  Storm water retention basins  Urban runoff  Water  Water quality management  Wetlands  
  5. By: Marrison, R. A.
    Publication info: Toronto, Pub. for the author by Musson, [1919?]
    Holding Institution: Canadiana.org
    Subjects: Bird watching  Birds  Cataraqui  Ontario  
  6. By: Marsh, C. Dwight (Charles Dwight),
    Publication info: [Lansing, Mich.?, s.n.], 1895
    Holding Institution: Canadiana.org
    Subjects: Crustacea  Michigan, Lake  Ontario  St. Clair, Lake  
  7. By: Marsh, E. L.
    Publication info: Toronto, Musson Book Co, c1919
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1919  Birds  canimp  Conservation  Ontario  
  8. By: Marsh, E. L.
    Publication info: Toronto, Musson Book Co, c1919
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: 1919  Birds  canimp  Conservation  Ontario  
  9. By: Marsh, Edith L.
    Publication info: Toronto, Musson Book Co, c1919
    Holding Institution: Internet Archive
    Subjects: Birds  Birds, Protection of  Ontario  
  10. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, [1955]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  11. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, [1956]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  12. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, 1957
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  13. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, 1959
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  14. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, June 1951
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Shrubs  Trees  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  15. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, [1952]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Shrubs  Trees  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  16. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, [1953]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Shrubs  Trees  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  17. By: Matlin'S Nursery, - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, Matlin's Nursery, [1954]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Shrubs  Trees  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  18. By: McConnell Nursery Company. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Port Burwell, Ontario, McConnell Nursery Co, 1945
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Fruit trees  Nursery stock  Ontario  Plants, Ornamental  Seedlings  Trees  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  19. By: McIlveen, W. D. - Ontario. Phytotoxicology Section.
    Publication info: [Toronto], Phytotoxicology Section, Ontario Ministry of Environment and Energy, 1993
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Air  Elmira  Ontario  Pollution  Soil pollution  Vegetation surveys  
  20. By: McIlwraith, Thomas,
    Edition: 2nd ed., enlarged and rev. to date.
    Publication info: Toronto, W. Briggs, 1894
    Holding Institution: Canadiana.org
    Subjects: Birds  Collection and preservation  Collectors and collecting  Eggs  Nests  Ontario  
  21. By: McIlwraith, Thomas,
    Publication info: Hamilton, A. Lawson & co., printers, 1886
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.82(71.3)  Birds  Ontario  
  22. By: McIlwraith, Thomas,
    Publication info: Hamilton, [Ont.], Hamilton Association, 1886
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  
  23. By: McIlwraith, Thomas,
    Publication info: [Toronto?, s.n, 1860?
    Holding Institution: Canadiana.org
    Subjects: Birds  Hamilton  Ontario  
  24. By: McIlwraith, Thomas, - Cassels, Hamilton, - Hamilton Association for the Cultivation of Literature, Science and Art (Hamilton, Ont.)
    Publication info: Hamilton [Ont.], Hamilton Association, 1886 [c1887]
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1886  Birds  canimp  Ontario  
  25. By: McIlwraith, Thomas, - Hamilton Scientific Association.
    Publication info: S.l, s.n, 1885?
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  Ornithology  
  26. By: McIlwraith, Thomas, - Ontario. Dept. of Education.
    Publication info: Toronto, [s.n.], 1903
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  
  27. By: McIlwraith, Thomas.
    Edition: 2d ed., enl. and rev. to date.
    Publication info: London, T. F. Unwin, 1894
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.82(71.3)  Birds  Ontario  
  28. By: McIlwraith, Thomas.
    Edition: 2d ed., enl. and rev. to date.
    Publication info: London, T. F. Unwin, 1894
    Holding Institution: University of California Libraries
    Subjects: Birds  Ontario  
  29. By: McIlwraith, Thomas.
    Edition: 2d ed., rev. & enl. to date.
    Publication info: London, T. Fisher Unwin, 1894
    Holding Institution: Multiple institutions
    Subjects: Birds  Ontario  
  30. By: McIlwraith, Thomas.
    Publication info: Hamilton, A. Lawson & co., printers, 1886
    Holding Institution: University of California Libraries
    Subjects: Ontario  Ornithology  
  31. By: McIntosh, George C. (George Clay), - Brett, Carlton E. (Carlton Elliot) - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1988
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Crinoidea, Fossil  Lincoln (County)  New York (State)  Niagara County  Ontario  Paleontology  Silurian  
  32. By: McKenzie Glad Gardens. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Paisley, Ontario, McKenzie Glad Gardens, 1927
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bulbs (Plants)  Gladiolus  Nursery stock  Ontario  Prices  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  33. By: McMaster, M. E. - Ontario. Ministry of the Environment. Research and Technology Branch.
    Publication info: [Toronto], Environment Ontario, [1991]
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Effect of water pollution on  Environmental aspects  Fishes  Ontario  Pollution  Water  Wood-pulp industry  
  34. By: Meek, Seth E. (Seth Eugene),
    Publication info: Chicago, 1899
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Fishes  Ontario  Reptiles  
  35. By: Meek, Seth E. (Seth Eugene), - Clark, H. Walton (Howard Walton),
    Publication info: Chicago, 1902
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Ontario  Vertebrates  
  36. By: Merchant, F. W. (Francis Walter),
    Publication info: Toronto, Copp, Clark, 1887
    Holding Institution: Canadiana.org
    Subjects: Botany  Ontario  Plants  Problems, exercises, etc  
  37. By: Michajluk, S. - Ontario. Ministry of the Environment. - Ontario. Municipal/Industrial Strategy for Abatement.
    Publication info: [Toronto], Ontario Environment, 1993
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Measurement  Ontario  Pollution  Water  
  38. By: Michalski, M. F. P. - Robinson, G. W. - Ontario Water Resources Commission.
    Publication info: [Toronto], Ontario Water Resources Commission, Biology Branch, 1970
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Algae  Ontario  Pollution  Riley Lake  Riley Lake, Ont  Water  
  39. By: Middlesex (Ont.)
    Publication info: S.l, s.n, 1887?
    Holding Institution: Canadiana.org
    Subjects: Dogs  Law and legislation  Middlesex  Ontario  
  40. By: Millen, F. Eric. - Ontario. Dept. of Agriculture. Fruit Branch.
    Publication info: Toronto, Dept. of Agriculture, 1920
    Holding Institution: Canadiana.org
    Subjects: Bees  Diseases  Ontario  
  41. By: Mitchell, Margaret H. (Margaret Howell), - Royal Ontario Museum of Zoology.
    Publication info: Toronto, University of Toronto Press, 1935
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Ontario  Passenger pigeon  
  42. By: Montgomery, F. H. (Frederick Howard),
    Holding Institution: Harvard University Botany Libraries
    Subjects: Ontario  Plants  Waterloo (Regional municipality)  
    BHL Collections: BHL Field Notes Project
  43. By: Muldrew, W. H. (William Hawthorne),
    Publication info: Toronto, W. Briggs, 1901
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: 1901  canimp  Flora  Ontario  Trees  
  44. By: Muldrew, William Hawthorne,
    Publication info: Toronto, W. Briggs, 1901
    Holding Institution: Canadiana.org
    Subjects: Ontario  Shrubs  Trees  
  45. By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario. Ministry of the Environment.
    Publication info: [Toronto], Ontario Ministry of the Environment, 1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Effluent quality  Environmental aspects  Environmental monitoring  Law and legislation  Measurement  Ontario  Pollution  Waste disposal  Water  Wood-pulp industry  
  46. By: Municipal Industrial Strategy for Abatement Program (Ontario) - Ontario. Ministry of the Environment.
    Publication info: [Toronto?], Environment Ontario, 1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Electric power-plants  Environmental aspects  Environmental monitoring  Law and legislation  Ontario  Pollution  Waste disposal  Water  
  47. By: Nash, C. W. - Toronto (Ont.). Department of Education. - Toronto (Ont.). Dept. of Education. Museum.
    Publication info: Toronto, Warwick Bros. & Rutter, 1900
    Holding Institution: Smithsonian Libraries and Archives
    Subjects: Birds  Catalogs and collections  Classification  Ontario  
  48. By: Nash, Charles W. (Charles William),
    Edition: 4th ed.
    Publication info: Toronto, L.K. Cameron, 1909
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Birds  Ontario  
  49. By: Nash, Charles W. (Charles William), - Farmers' Institutes of Ontario.
    Publication info: Toronto, Ontario Dept. of Agriculture, 1898
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  
  50. By: Nash, Charles W. (Charles William), - Ontario. Department of Agriculture
    Edition: Rev. ed.
    Publication info: Toronto, Ont, Ontario Dept. of Agriculture, 1919
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1919  Birds  canimp  Ontario  
  51. By: Nash, Charles W. (Charles William), - Ontario. Department of Agriculture
    Edition: 4th ed.
    Publication info: Toronto, Ont, Printed and published by L.K. Cameron, 1909
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1909  Birds  canimp  Ontario  
  52. By: Nash, Charles W. (Charles William), - Ontario. Department of Agriculture
    Edition: Rev. ed.
    Publication info: Toronto, Ont, Ontario Dept. of Agriculture, 1913
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1913  Birds  canimp  Ontario  
  53. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Agriculture
    Publication info: Toronto, Ontario Dept. of Agriculture, 1898
    Holding Institution: Multiple institutions
    Subjects: Birds  Ontario  
  54. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Agriculture.
    Edition: [Rev. ed.]
    Publication info: Toronto, [s.n, 1919]
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Birds  Ontario  
  55. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Agriculture.
    Edition: 2nd ed.
    Publication info: Toronto, Ontario Dept. of Agriculture; Printed by L.K. Cameron, Printer to the King, 1901
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: Birds  Ontario  
  56. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Ontario Dept. of Agriculture, 1898
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: Birds  Ontario  
  57. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Ontario Dept. of Agriculture, 1898
    Holding Institution: University of California Libraries
    Subjects: Birds  Ontario  
  58. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education.
    Publication info: [Toronto?, s.n.], 1900
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  Ornithology  
  59. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education.
    Publication info: Toronto, L.K. Cameron, 1908
    Holding Institution: University of Toronto - Earth Sciences Library (Noranda)
    Subjects: Fishes  Freshwater fishes  Ontario  
  60. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education.
    Publication info: Toronto, L.K. Cameron, 1908
    Holding Institution: Canadiana.org
    Subjects: Catalogs  Fishes  Freshwater fishes  Ontario  Royal Ontario Museum  
  61. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education.
    Publication info: Toronto, L.K. Cameron, 1908
    Holding Institution: Canadiana.org
    Subjects: Birds  Fishes  Ontario  Vertebrates  
  62. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education. Museum.
    Publication info: Toronto, Dept. of Education, 1900
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Birds  Ontario  
  63. By: Nash, Charles W. (Charles William), - Ontario. Dept. of Education. - Ontario Provincial Museum.
    Publication info: Toronto, L.K. Cameron, 1905
    Holding Institution: Canadiana.org
    Subjects: Birds  Catalogs  Catalogs and collections  Ontario  Royal Ontario Museum  
  64. By: Nash, Charles W. (Charles William), - Toronto (Ont.) Board of Education.
    Publication info: Toronto, Print. by order of the Legislative Assembly of Ontario by L.K. Cameron, 1908
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Classification  Ontario  Vertebrates  
  65. By: Neary, B.P. - Ontario. Ministry of the Environment
    Publication info: [Toronto], Environment Ontario, 1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid pollution of rivers, lakes, etc  Acid rain  Ontario  
  66. By: Negusanti, J.J. - Potvin, R. R. - Ontario. Ministry of the Environment. Northeastern Region. Technical Assessment Section.
    Publication info: Toronto, Ministry of the Environment, Northeastern Region, Technical Assessment Section, 1992
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Air quality  Ontario  Uranium mines and mining  Vegetation surveys  
  67. By: Nellie M. Stockford (Firm) - Stockford, Nellie M. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Guelph, Canada, Nellie M. Stockford, 1928
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bulbs (Plants)  Catalogs  Gladiolus  Guelph  Nurseries (Horticulture)  Nursery stock  Ontario  Prices  Roots  
    BHL Collections: Seed & Nursery Catalogs
  68. By: Nicholson, Henry Alleyne,
    Publication info: Toronto, Printed by Hunter, Rose, 1874
    Holding Institution: University of Toronto - Earth Sciences Library (Noranda)
    Subjects: Devonian  Ontario  Paleontology  
  69. By: Nicholson, Henry Alleyne,
    Publication info: Toronto, Printed by Hunter, Rose & co, 1874
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    Subjects: Devonian  Ontario  Paleontology  
  70. By: Nicholson, Henry Alleyne,
    Publication info: [Toronto?, s.n.], 1874
    Holding Institution: Canadiana.org
    Subjects: Ontario  Paleontology  
  71. By: Nitecki, Matthew H.
    Publication info: Chicago, Field Museum of Natural History, 1971
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Chicago  Devonian  Illinois  Ischadities stellatus  Ontario  Paleobotany  Plants, Fossil  Silurian  
  72. By: O.L. Weeks (Nursery), - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, O.L. Weeks, [1956]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  73. By: O.L. Weeks (Nursery), - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, California, O.L. Weeks, [1955]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Nursery stock  Ontario  Roses  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  74. By: O'Brien, A. H. (Arthur Henry), - Canada. Department of Marine and Fisheries.
    Edition: 5th ed.
    Publication info: Toronto, Canada Law Book, 1903
    Holding Institution: Canadiana.org
    Subjects: Birds  Conservation  Fishery law and legislation  Game-laws  Law and legislation  Ontario  
  75. By: Old Baldy Nurseries. - Bealey, C. R. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, Calif, Old Baldy Nurseries, [1923]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Berries  California  Catalogs  Fruit trees  Nurseries (Horticulture)  Nursery stock  Ontario  Plants, Ornamental  Prices  Seedlings  Trees  
    BHL Collections: Seed & Nursery Catalogs
  76. By: Oliver Spanner And Co. - Spanner, Oliver. - Brewster, William, - Deane, Walter,
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    Subjects: 1848-1930  1851-1919  Brewster, William,  Correspondence  Deane, Walter,  Oliver Spanner and Co  Ontario  Ornithology  Spanner, Oliver  Taxidermists  Toronto  
    BHL Collections: William Brewster Papers
  77. By: Ontario Agricultural College.
    Publication info: Guelph, Ont.?, s.n, 1909?
    Holding Institution: Canadiana.org
    Subjects: Fruit-culture  Ontario  Ontario Agricultural College  Seminars  
  78. By: Ontario Beef Cattle Improvement Association - Wayne Caldwell Neely Collection Of Shorthorn Cattle Catalogs.
    Publication info: Toronto, Ontario, Ontario Beef Cattle Improvement Association, February 27-28, 1957
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Ontario  Shorthorn cattle  Toronto  
    BHL Collections: Seed & Nursery Catalogs
  79. By: Ontario Farmers' Institutes. Fruit Institute. - Ontario. Fruit Growers' Association.
    Publication info: [s.l.], [s.n.], 1909
    Holding Institution: Queen's University, W.D. Jordan Special Collections & Music Library
    Subjects: Culture  Fruit  Ontario  
  80. By: Ontario Fish and Game Protective Association.
    Publication info: Toronto, A.K. Evans, [ca. 1910]
    Holding Institution: Canadiana.org
    Subjects: Conservation  Fishes  Game protection  Ontario  
  81. By: Ontario Fruit Growers' Association.
    Publication info: Ontario?, s.n, 1911?
    Holding Institution: Canadiana.org
    Subjects: Competitions  Fruit  Judging  Ontario  
  82. By: Ontario Nurseries. - Horsley, Jno. F. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, C.A, Ontario Nurseries, [1894]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Flowers  Nurseries (Horticulture)  Ontario  Plants, Ornamental  Seedlings  
    BHL Collections: Seed & Nursery Catalogs
  83. By: Ontario Nurseries. - Horsley, Jno. F. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Ontario, C.A, Ontario Nurseries, 1893
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: California  Catalogs  Flowers  Fruit  Nurseries (Horticulture)  Ontario  Plants, Ornamental  Seedlings  Seeds  
    BHL Collections: Seed & Nursery Catalogs
  84. By: Ontario Round Table On Environment And Economy. Forestry Sectoral Task Force. - Naysmith, John K. - Ontario Round Table On Environment And Economy.
    Publication info: Toronto, Ont, Queen's Printer for Ontario, c1992
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Conservation of natural resources  Economic development  Environmental aspects  Environmental policy  Forest policy  Forests and forestry  Ontario  
  85. By: Ontario. Acid Precipitation Office
    Publication info: [Toronto, Ont.], Ontario Environment, 1992-
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid pollution of rivers, lakes, etc  Acid precipitation (Meteorology)  Ontario  Periodicals  
  86. By: Ontario. A.P.I.O.S. Coordination Office - Ontario. Atmospheric Processes Studies Unit. - Ontario. Atmospheric Research and Special Programs Section. Special Studies Unit.
    Publication info: Toronto, A.P.I.O.S. Coordination Office, 1983-
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid precipitation (Meteorology)  Acid rain  Ontario  Periodicals  Statistics  
  87. By: Ontario. Agricultural Commission (1880)
    Publication info: [Toronto?, s.n.], 1881
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Natural history  Ontario  
  88. By: Ontario. Agricultural Commission (1880)
    Publication info: [Toronto?, s.n.], 1881
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Breeding  Horses  Meteorology  Ontario  
  89. By: Ontario. Air Resources Branch. - Ontario. Ministry of the Environment. - SENES Consultants Limited.
    Publication info: [Toronto, Ont.], Queens Printer for Ontario, c1992
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid rain  Air  Environmental aspects  Nitrogen oxides  Ontario  Pollution  Sulfur dioxide  
  90. By: Ontario. Commission of Enquiry Concerning the Operation of the San Jose Scale Act. - Mills, James, - Dearness, John, - Bunting, William H.
    Publication info: Toronto, The Commission, 1899
    Holding Institution: Archives of Ontario
    Subjects: Control  Diseases and pests  Fruit  Ontario  San José scale  
  91. By: Ontario. Department of Agriculture
    Publication info: Toronto, Printed by L.K. Cameron, printer to the King, 1907
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1907  canimp  Fruit  Fruit-culture  Ontario  
  92. By: Ontario. Department of Energy and Resources Management
    Publication info: Toronto, Dept. of Energy and Resources Management, 1965
    Holding Institution: University of Toronto - Robarts Library
    Subjects: History  Nature conservation  Ontario  Otonabee River region  Otonabee River Region (Ont.)  
  93. By: Ontario. Dept. of Agriculture
    Publication info: Toronto, King's Printer,
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Horticulture  Ontario  Societies, etc  
  94. By: Ontario. Dept. of Agriculture
    Publication info: Toronto, L.K. Cameron, printer, 1913
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Agriculture  Economic conditions  Ontario  
  95. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto, The Dept, [1905-
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    Subjects: Agriculture  Ontario  Periodicals  
  96. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto, printed by L. K. Cameron, 1907
    Holding Institution: Cornell University Library
    Subjects: Fruit-culture  Ontario  
  97. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto?, Ontario Dept. of Agriculture, 1900?
    Holding Institution: Canadiana.org
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
  98. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto?, Ontario Dept. of Agriculture, 1899?
    Holding Institution: Canadiana.org
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
  99. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto, Printed by L.K. Cameron, printer to the king's most excellent Majesty, 1907
    Holding Institution: University of California Libraries
    Subjects: Breeding  Horses  Ontario  
  100. By: Ontario. Dept. of Agriculture.
    Publication info: Toronto, Printed by L. K. Cameron, printer to the King's most excellent Majesty, 1907
    Holding Institution: Cornell University Library
    Subjects: Breeding  Horses  Ontario  
  101. By: Ontario. Dept. of Agriculture. Fruit Branch.
    Publication info: Toronto, L.K. Cameron, printer to the King's most excellent Majesty, 1914
    Holding Institution: University of California Libraries
    Subjects: Fruit  Fruit-culture  Ontario  
  102. By: Ontario. Dept. of Agriculture. Fruit experiment stations.
    Publication info: Toronto, 1910
    Holding Institution: Cornell University Library
    Subjects: Fruit-culture  Ontario  
  103. By: Ontario. Dept. of Agriculture. - Ontario Agricultural College.
    Publication info: Toronto, Ontario Dept. of Agriculture,
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
    Subjects: Agriculture  Ontario  Periodicals  
  104. By: Ontario. Dept. of Agriculture. - Ontario. Dept. of Agriculture.
    Publication info: Toronto, 1884-1923
    Holding Institution: University of British Columbia Library
    Subjects: Dairying  Ontario  
  105. By: Ontario. Dept. of Education. - Nash, Charles W. (Charles William),
    Publication info: Toronto, L. K. Cameron, printer to the king's most excellent Majesty, 1905
    Holding Institution: University of California Libraries
    Subjects: Ontario  Ornithology  
  106. By: Ontario. Dept. of Education - Nash, Charles W. (Charles William),
    Publication info: Toronto, L. K. Cameron, 1908
    Holding Institution: University of California Libraries
    Subjects: Ontario  Vertebrates  
  107. By: Ontario. Dept. of Fisheries
    Publication info: [Toronto, L.K. Cameron, King's Printer, 1899-1906]
    Holding Institution: Ontario Ministry of Natural Resources Library
    Subjects: Dept. of Fisheries  Fisheries  Ontario  Periodicals  
  108. By: Ontario. Dept. of Game and Fisheries - Ontario. Game and fish commission. - Ontario. Dept. of Game and Fisheries
    Publication info: [Toronto], Game and Fisheries Dept, 1907-
    Holding Institution: Ontario Ministry of Natural Resources Library
    Subjects: Fisheries  Games  Ontario  Periodicals  
  109. By: Ontario. Dept. of Immigration.
    Publication info: Toronto, Printed by C.B. Robinson, 1880
    Holding Institution: Scott - York University Libraries
    Subjects: Agriculture  Description and travel  Emigration and immigration  Ontario  
  110. By: Ontario. Dept. of Lands and Forests.
    Publication info: Toronto, Published by Clarkson W. James, 1921-1972
    Holding Institution: Ontario Ministry of Natural Resources Library
    Subjects: Forests and forestry  Ontario  
  111. By: Ontario. Dept. of Lands, Forests and Mines.
    Publication info: Toronto, King's Printer, 1907-
    Holding Institution: Ontario Ministry of Natural Resources Library
    Subjects: Forests and forestry  Ontario  
  112. By: Ontario. Environmental Research Program. - Ontario. Ministry of the Environment. Research and Technology Branch. - Ontario. Ministry of the Environment. Research Management Office.
    Publication info: [Toronto], Ontario, Ministry of the Environment, 1987-
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Abstracts  Ecology  Environmental policy  Ontario  Periodicals  Research  
  113. By: Ontario. Fish and Wildlife Branch.
    Publication info: [Toronto],
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Fishery management  Ontario  Periodicals  Wildlife management  
  114. By: Ontario. Game and fish commission. - Wright, R. Ramsay (Robert Ramsay), - MacCallum, George Alexander,
    Publication info: Toronto, Printed by Warwick & sons, 1892
    Holding Institution: Multiple institutions
    Subjects: Fisheries  Fishes  Game and game-birds  Game protection  Ontario  
  115. By: Ontario. Game and Fisheries Commission. - Evans, Kelly.
    Publication info: Toronto, L.K. Cameron, 1912
    Holding Institution: Ontario Ministry of Natural Resources Library
    Subjects: Fisheries  Game and game-birds  Ontario  
  116. By: Ontario. Game and Fisheries Commission. - Evans, Kelly.
    Publication info: Toronto, L. K. Cameron, Printer to the King, 1912
    Holding Institution: Scott - York University Libraries
    Subjects: Fisheries  Game and game-birds  Ontario  
  117. By: Ontario. Hazardous Contaminants Branch.
    Publication info: [Toronto, Ont.], Hazardous Contaminants Branch, Ontario Ministry of the Environment, 1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental indicators  Environmental monitoring  Ontario  
  118. By: Ontario. Horticultural Experiment Station (Simcoe, Ont.), - Ontario. Department of Agriculture,
    Publication info: Toronto, A.T. Wilgress, 19uu-
    Holding Institution: University Library, University of Illinois Urbana Champaign
    Subjects: Horticulture  Ontario  
  119. By: Ontario. Lead in Soil Committee. - Ontario. Ministry of the Environment. Lead in Soil Committee. - Ontario. Hazardous Contaminants Branch. - Ontario. Ministry of the Environment. Hazardous Contaminants Branch.
    Publication info: [Toronto], The Ministry, 1987
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Lead  Lead content  Ontario  Soil pollution  Soils  Toxicology  
  120. By: Ontario. Legislative Assembly.
    Publication info: Toronto?, s.n, 1892?
    Holding Institution: Canadiana.org
    Subjects: Agricultural chemicals  Bees  Law and legislation  Ontario  Spraying and dusting in agriculture  
  121. By: Ontario. Milk Commission (1909)
    Publication info: Toronto, L. K. Cameron, [King's printer], 1910
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Dairying  Ontario  
  122. By: Ontario. Ministry of Agriculture and Food. - Ontario. Legislative Assembly.
    Publication info: Toronto, William Briggs, [1911]
    Holding Institution: Brock University
    Subjects: Economic aspects  Fruit trade  Fruit-culture  Ontario  
  123. By: Ontario. Ministry of Agriculture, Food and Rural Affairs, - Ontario Ministère de l'agriculture, de l'alimentation et des affaires rurales,
    Publication info: [Toronto], Ministry of Agriculture, Food and Rural Affairs, Dec. 2019
    Holding Institution: Unknown
    Subjects: Food  Labeling  Law and legislation  Ontario  Packaging  Plants, Edible  Produce trade  Quality control  Safety measures  
  124. By: Ontario. Ministry of Environment and Energy.
    Publication info: [Toronto], Ontario Ministry of Environment and Energy, 1997
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Ecology  Ontario  Zebra mussel  
  125. By: Ontario. Ministry of Environment and Energy. - Emerson, R. N.
    Publication info: Toronto, Ministry of Environment and Energy, 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Cornwall Island  Fluorides  Ontario  Phytotoxins  Toxicity testing  Toxicology  Vegetation surveys  
  126. By: Ontario. Ministry of Environment and Energy. - Hanna-Thorpe, Beverley.
    Publication info: [Toronto], Ontario Ministry of Environemnt and Energy, [1994?]
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental conditions  Environmental monitoring  Ontario  Pollution  
  127. By: Ontario. Ministry of Health.
    Publication info: Concord, Ont, Ministry of Health, 1995
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Environmental monitoring  Environmental policy  Ontario  
  128. By: Ontario. Ministry of the Environment
    Edition: [Rev.]. --. --
    Publication info: [Toronto], Ontario Ministry of the Environment, 1982,
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid rain  Environmental aspects  Ontario  
  129. By: Ontario. Ministry of the Environment.
    Edition: 6th ed.
    Publication info: Toronto, Environment Ontario, 1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Cottages  Environmental protection  Handbooks, manuals, etc  Ontario  Pollution  Vacation homes  
  130. By: Ontario. Ministry of the Environment.
    Publication info: [Ottawa, Ministry of the Environment], 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Catalogs  Ontario  Pesticides  
  131. By: Ontario. Ministry of the Environment.
    Publication info: [Toronto], Ontario Ministry of the Environment,
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Ontario  Pesticides  
  132. By: Ontario. Ministry of the Environment.
    Publication info: [Toronto], Ministère de l'environnement, 1980
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acid rain  Ontario  
  133. By: Ontario. Ministry of the Environment. - Beak Consultants. - Paul Theil Associates - Toronto Area Watershed Management Strategy Steering Committee (Ont.)
    Publication info: [Toronto, Ont.], Environment Ontario, 1991
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Don River  Don River (Ont.)  Effect of water quality on  Fishes  Ontario  Pollution  Toxicology  Water  Water quality management  
  134. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, 1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Environmental monitoring  Inorganic compounds  Law and legislation  Mineral industries  Ontario  Organic compounds  Pollution  Waste disposal  Water  
  135. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto] Environment Ontario c1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Law and legislation  Ontario  Organic compounds  Organic water pollutants  Pollution  Waste disposal  Water  
  136. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, c1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Inorganic compounds  Law and legislation  Ontario  Pollution  Waste disposal  Water  
  137. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, c1989
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental monitoring  Iron industry and trade  Iron-works  Law and legislation  Ontario  Pollution  Steel industry and trade  Steel-works  Waste disposal  Water  
  138. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, c1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Environmental monitoring  Law and legislation  Metal castings industry  Ontario  Pollution  Waste disposal  Water  
  139. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, c1989
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Inorganic compounds  Law and legislation  Ontario  Pollution  Waste disposal  Water  
  140. By: Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ontario)
    Publication info: [Toronto], Environment Ontario, c1989
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Chemical industry  Environmental aspects  Environmental monitoring  Law and legislation  Ontario  Organic compounds  Organic water pollutants  Pollution  Waste disposal  Water  
  141. By: Ontario. Office of the Ombudsman. - Hill, Daniel G., - Ontario. Legislative Assembly.
    Publication info: [Toronto, The Ombudsman], 1988
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Compensation (Law)  Compensation for Victims of Crime Act  Criminal Injuries Compensation Board  Fisheries  Licenses  Ombudspersons  Ontario  Reparation (Criminal justice)  Victims of crimes  
  142. By: Ontario. Phytotoxicology Section.
    Publication info: [Toronto], The Section, 1991
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Air  Corunna  Effect of heavy metals on  Ethyl Corporation  Maple  Measurement  Ontario  Pollution  Vegetation surveys  
  143. By: Ontario. Special Committee on Game Situation. - Black, W. D. (William David),
    Publication info: Toronto, Legislative Assembly of Ontario, 1933
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Game and game-birds  Ontario  Wildlife management  
  144. By: Ontario. Task Force on Off-Track Betting - Dick, A. R. - Ontario. Lieutenant-Governor, 1968-1974 (Macdonald)
    Publication info: Toronto, 1972]
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Betting  Horse racing  Ontario  
  145. By: Ontario. Waste Management Branch.
    Publication info: Toronto, Environment Ontario, c1992
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental monitoring  Hazardous waste site remediation  Hazardous waste sites  Industrial sites  Law and legislation  Ontario  Plant shutdowns  Standards  
  146. By: Ontario. Water Quality Branch. - Ontario. Ministry of the Environment. - Municipal Industrial Strategy for Abatement Program (Ont.)
    Publication info: [Toronto], Environment Ontario, 1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Effect of water pollution on  Effluent quality  Environmental aspects  Fishes  Ontario  Petroleum refineries  
  147. By: Ontario. Water Resources Branch.
    Publication info: [Toronto], Water Resources Branch, 1993
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Effluent quality  Environmental aspects  Environmental monitoring  Measurement  Metal castings industry  Ontario  Quality control  Waste disposal  
  148. By: Ontario. Water Resources Branch. - Griffiths, W M
    Publication info: [Toronto, Ont.], Water Resources Branch, Ontario Ministry of the Environment, 1988
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Aquatic ecology  Humber Bay  Humber Bay (Ont.)  Ontario  Pollution  Water  Water quality  
  149. By: Ottawa Field-Naturalists' Club
    Publication info: Ottawa?, s.n, 1883?
    Holding Institution: Canadiana.org
    Subjects: Natural history  Ontario  Ottawa  Ottawa Field-Naturalists' Club  
  150. By: Ottawa Field-Naturalists' Club
    Publication info: Ottawa?, s.n, 1884?
    Holding Institution: Canadiana.org
    Subjects: Natural history  Ontario  Ottawa  Ottawa Field-Naturalists' Club  
  151. By: Ottawa Field-Naturalists' Club
    Publication info: Ottawa Ottawa Field-Naturalists' Club 1967-
    Holding Institution: Multiple institutions
    Subjects: Conservation of natural resources  Natural history  Nature conservation  Ontario  Ottawa  Ottawa Field-Naturalists' Club  Ottawa River Valley (Québec and Ont.)  Periodicals  
  152. By: Ottawa Mechanics' Institute and Athenaeum.
    Publication info: S.l, s.n, 1855?
    Holding Institution: Canadiana.org
    Subjects: Catalogs and collections  Natural history  Ontario  
  153. By: Packman, D. J. - Canada. Department of Agriculture. Economics Branch. - Ontario. Farm Economics Branch.
    Publication info: Ottawa, Dept. of Agriculture, 1953
    Holding Institution: Agriculture and Agri-Food Canada (AAFC)
    Subjects: Economic aspects  Ontario  Woodlots  
  154. By: Panton, J. Hoyes (James Hoyes),
    Publication info: s. l, s. n, 1889?
    Holding Institution: Brock University
    Subjects: Botany  Niagara Falls  Ontario  Queen Victoria Park  
  155. By: Panton, J. Hoyes (James Hoyes), - Ontario Agricultural College. - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Control  Diseases and pests  Insect pests  Ontario  Pear  
  156. By: Panton, J. Hoyes (James Hoyes), - Ontario Agricultural College. - Ontario. Dept. of Agriculture.
    Publication info: Toronto?, s.n, 1892?
    Holding Institution: Canadiana.org
    Subjects: Bees  Field experiments  Fruit  Insect-plant relationships  Ontario  
  157. By: Panton, J. Hoyes (James Hoyes), - Ontario Agricultural College. - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Ontario Dept. of Agriculture, 1897
    Holding Institution: Canadiana.org
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
  158. By: Panton, J. Hoyes (James Hoyes), - Ontario Agricultural College. - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1893
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Ontario  Weeds  
  159. By: Panton, J. Hoyes (James Hoyes), - Ontario. Dept. of Agriculture.
    Publication info: Toronto?, Ontario Dept. of Agriculture, 1895?
    Holding Institution: Canadiana.org
    Subjects: Agricultural pests  Control  Ontario  Spraying and dusting in agriculture  
  160. By: Panton, J. Hoyes (James Hoyes), - Ontario. Dept. of Agriculture. - Ontario Agricultural College.
    Publication info: [Toronto?], Dept. of Agriculture, 1893
    Holding Institution: Canadiana.org
    Subjects: Control  Fungicides  Insect pests  Insecticides  Ontario  
  161. By: Parmelee, John A. - Canada. Agriculture Canada. Research Branch
    Holding Institution: Agriculture and Agri-Food Canada (AAFC)
    Subjects: Fungi  Ontario  Parasitic plants  
  162. By: Parmelee, John A. - Canada. Department of Agriculture.
    Publication info: [Ottawa], Research Branch, Canada Dept. of Agriculture, 1960
    Holding Institution: Agriculture and Agri-Food Canada (AAFC)
    Subjects: Fungi  Ontario  Rust fungi  
  163. By: Pawson, T. W. - Yan, Norman David, - Ontario. Ministry of the Environment.
    Publication info: [Toronto, Ont.], Queen's Printer for Ontario, 1993
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Freshwater zooplankton  Ontario  Plankton populations  
  164. By: Pearson, R. G.
    Publication info: [Toronto], Ontario Ministry of the Environment, 1988
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Air  Effect of air pollution on  Environmental aspects  Ontario  Pickering  Plants  Pollution  Sanitary landfills  
  165. By: Pearson, R. G. - Ontario. Air Resources Branch. Phytotoxicology Section.
    Publication info: [Toronto], Phytotoxicology Section, Air Resources Branch, 1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Ontario  Phytotoxins  Plant diseases  Soils  Trace element content  Windsor  
  166. By: Peck, George K. - James, Ross, - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, c1983-1987
    Holding Institution: Royal Ontario Museum
    Subjects: 1983-1987  Birds  Breeding  canimp  Eggs and nests  Maps  Ontario  
  167. By: Penhallow, D. P. (David Pearce),
    Publication info: Toronto, Copp, Clark, 1899
    Holding Institution: Canadiana.org
    Subjects: Botany  Ontario  Québec (Province)  
  168. By: Peterson, Randolph L. - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1954
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: European hare  Ontario  
  169. By: Pettit, Morley. - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1911
    Holding Institution: Canadiana.org
    Subjects: Bee culture  Bees  Ontario  Wintering  
  170. By: Pettit, Morley. - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1910
    Holding Institution: Canadiana.org
    Subjects: Bee culture  Bees  Ontario  Wintering  
  171. By: Pettit, Morley. - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Ontario Dept. of Agriculture, 1917
    Holding Institution: Canadiana.org
    Subjects: Bee culture  Bees  Ontario  Wintering  
  172. By: Phipps, Ramsay Weston,
    Publication info: Toronto, Printed by C.B. Robinson, [1883]
    Holding Institution: Multiple institutions
    Subjects: Forest conservation  Forests and forestry  Ontario  Reforestation  
  173. By: Poirier, D. G.
    Publication info: [Toronto, Ont.], Environment Ontario, c1991
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Daphnia  Effect of water pollution on  Effluent quality  Environmental aspects  Fishes  Iron industry and trade  Measurement  Mortality  Ontario  Rainbow trout  Steel industry and trade  Testing  
  174. By: Poirier, D. G. - Westlake, G. F.
    Publication info: [Toronto, Ont.], Environment Ontario, c1991
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Acute toxicity testing  Daphnia  Effect of water pollution on  Effluent quality  Environmental aspects  Factory and trade waste  Fishes  Measurement  Mortality  Ontario  Testing  
  175. By: Pope, R. J. - Keenleyside, Karen Anne, - Speller, S. D. - Niagara River Improvement Project. - Tarandus Associates Ltd.
    Publication info: Toronto, The Project, 1993
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Environmental impact analysis  Environmental monitoring  Ontario  Pollution  Water  Welland River  Welland River (Ont.)  
  176. By: Preble, Edward Alexander,
    Publication info: 1892 -1930
    Holding Institution: Smithsonian Institution Archives
    Subjects: Canada  Diary  District of Columbia  Field notes  New Hampshire  Ontario  Ornithology  United States  
    BHL Collections: BHL Field Notes Project | Smithsonian Field Books collection
  177. By: Protectionist
    Publication info: [Toronto?, s.n.], 1883
    Holding Institution: Canadiana.org
    Subjects: Forests and forestry  Ontario  Politics and government  
  178. By: Radforth, Isobel - Royal Ontario Museum of Zoology.
    Publication info: [Toronto], Printed by the University of Toronto Press, 1944
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Fishes  Geographical distribution  Ontario  
  179. By: Raymond, Percy E. (Percy Edward),
    Publication info: Ottawa?, s.n, 1910?
    Holding Institution: Canadiana.org
    Subjects: Fossils  Ontario  Trilobites  
  180. By: Reddoch, Joyce M. - Reddoch, Allan H. - Ottawa Field-Naturalists' Club
    Publication info: Ottawa, Canada The Ottawa Field-Naturalists' Club [1997]
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    Subjects: Classification  Geographical distribution  History  Identification  Ontario  Orchids  
  181. By: Reynolds, John W., - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1977
    Holding Institution: Royal Ontario Museum
    Subjects: Lumbricidae  Ontario  Worms  
  182. By: Ricker, William Edwin. - Clarke, C. H. D. (Charles Henry Douglas), - Royal Ontario Museum of Zoology.
    Publication info: [Toronto, Royal Ontario Museum], 1939
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: 1939  Birds  canimp  Nipissing, Lake  Ontario  
  183. By: Riotte, J. C. E., - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1992
    Holding Institution: Royal Ontario Museum
    Subjects: Lepidoptera  Ontario  
  184. By: Robertson, Albert Duncan
    Publication info: [Ontario, [1915?]
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Georgian Bay  Mollusks  Ontario  
  185. By: Ross, Alexander Milton,
    Publication info: Toronto, [s.n.], 1873
    Holding Institution: Canadiana.org
    Subjects: Ferns  Ontario  Wild flowers  
  186. By: Royal Ontario Museum of Zoology. - Royal Ontario Museum of Zoology.
    Publication info: [Toronto], Royal Ontario Museum of Zoology, 1928-1940
    Holding Institution: Royal Ontario Museum
    Subjects: Ontario  Periodicals  Royal Ontario Museum of Zoology  Zoology  
  187. By: Rudkin, David M., - Tripp, Ronald P. (Ronald Pearson), - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1988
    Holding Institution: Royal Ontario Museum
    Subjects: New York (State)  Ontario  Ordovician  Paleontology  Trilobites  
  188. By: Saunders, William, - Canada. Department of Agriculture.
    Publication info: [Ottawa?, Départment de l'agriculture?], 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Barley  Canada  Experimentation  Field experiments  Grain  Ontario  
  189. By: Saunders, William, - Canada. Department of Agriculture.
    Publication info: [Ottawa?, Dept. of Agriculture?], 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Barley  Canada  Experimentation  Field experiments  Grain  Ontario  
  190. By: Saunders, William, - Macoun, W. T. (William Tyrrell), - Canada. Department of Agriculture.
    Publication info: Ottawa, Govt. Print. Bureau, 1899
    Holding Institution: Canadiana.org
    Subjects: Catalogs  Central Experimental Farm (Ottawa, Ont.)  Ontario  Ottawa  Shrubs  Trees  
  191. By: Saunders, William, - Royal Society of Canada.
    Publication info: S.l, s.n, 1884?
    Holding Institution: Canadiana.org
    Subjects: Butterflies  Ontario  
  192. By: Scarboro Gardens Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Scarborough, Ont, Scarboro Gardens Co, [1927]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Dahlias  Flowers  Nursery stock  Ontario  Prices  Roots  Toronto  Varieties  
    BHL Collections: Seed & Nursery Catalogs
  193. By: Schuchert, Charles,
    Publication info: 1911 - 1912
    Holding Institution: Peabody Museum of Natural History, Yale University
    Subjects: Canada  field books  Fossils  Ontario  Paleontology  Stratigraphy  
    BHL Collections: BHL Field Notes Project
  194. By: Schuchert, Charles,
    Publication info: 1912
    Holding Institution: Peabody Museum of Natural History, Yale University
    Subjects: Canada  field books  Fossils  Ontario  Paleontology  Stratigraphy  
    BHL Collections: BHL Field Notes Project
  195. By: Shaw, Thomas, - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Corn  Experimentation  Feeding and feeds  Ontario  Silage  Swine  
  196. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1899
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Beef cattle  Corn  Experimentation  Feeding and feeds  Ontario  Silage  
  197. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1892
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  
  198. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1893
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  Wheat  
  199. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1892
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Field experiments  Grain  Ontario  Wheat  
  200. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1892
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
  201. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
  202. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Beef cattle  Experimentation  Feeding and feeds  Ontario  
  203. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?, Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Experimentation  Feeding and feeds  Lambs  Ontario  
  204. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture.
    Publication info: [Toronto?], Dept. of Agriculture, 1891
    Holding Institution: Canadiana.org
    Subjects: Agriculture  Canada  Experimentation  Ontario  Varieties  Wheat  
  205. By: Shaw, Thomas, - Zavitz, C. A. (Charles Ambrose), - Ontario. Dept. of Agriculture. - Ontario.
    Publication info: [Toronto?], Dept. of Agriculture, 1892
    Holding Institution: Canadiana.org
    Subjects: Law and legislation  Ontario  Weed control  Weeds  
  206. By: Shimek, Bohumil,
    Publication info: 1913-1915
    Holding Institution: Smithsonian Institution Archives
    Subjects: Adams  Botany  Canada  Earlville  Field notes  Geology  Iowa  Maps  Mollusks  Ontario  Spirit Lake  Swisher  Toronto  United States  Wisconsin  
    BHL Collections: Smithsonian Field Books collection
  207. By: Skelton, Eleanor G., - Skelton, Emerson W., - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1991
    Holding Institution: Royal Ontario Museum
    Subjects: Botany  Haliburton (County)  Ontario  
  208. By: Small, H. Beaumont (Henry Beaumont), - Taylor, John, - Scadding, Henry,
    Publication info: Montreal, M. Longmoore, 1867, c1866
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1867  Canada  canimp  Guidebooks  Ontario  Québec (Province)  Zoology  
  209. By: Smithsonian Migratory Bird Center. - Ambarle, Marke
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  210. By: Smithsonian Migratory Bird Center. - Gammon, Jennifer
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  211. By: Smithsonian Migratory Bird Center. - Greenberg, Russell
    Publication info: 1996
    Holding Institution: Smithsonian Institution Archives
    Subjects: Botany  Canada  Field notes  migratory birds  Ontario  Ornithology  
    BHL Collections: Smithsonian Field Books collection
  212. By: Snyder, L. L. (Lester Lynne), - Baillie, James Little, - Royal Ontario Museum of Zoology.
    Publication info: [Toronto], Published under the Reuben Wells Leonard bequest, 1938
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: 1938  Birds  canimp  Catalogs and collections  Ontario  Royal Ontario Museum of Zoology  
  213. By: Snyder, L. L. (Lester Lynne), - Kurata, T. B. (Takatsuna B.) - Logier, E. B. S. (Eugene Bernard Shelley), - Royal Ontario Museum of Zoology.
    Publication info: [Toronto], Royal Ontario Museum, 1942
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Ontario  Sault Ste. Marie Region  Zoology  
  214. By: Snyder, L. L. (Lester Lynne), - Logier, E. B. S. (Eugene Bernard Shelley), - Royal Ontario Museum of Zoology.
    Publication info: [Toronto, Royal Ontario Museum of Zoology], 1930
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: King Township  Ontario  Zoology  
  215. By: Snyder, L. L. (Lester Lynne), - Logier, E. B. S. (Eugene Bernard Shelley), - Royal Ontario Museum of Zoology.
    Publication info: [Toronto, Royal Ontario Museum of Zoology], 1931
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Long Point Region  Ontario  Zoology  
  216. By: Snyder, L. L. (Lester Lynne), - Royal Ontario Museum of Zoology.
    Publication info: Toronto, Royal Ontario Museum of Zoology, 1950
    Holding Institution: Royal Ontario Museum
    Subjects: Birds  Classification  Ontario  
  217. By: Snyder, L. L. (Lester Lynne), - Royal Ontario Museum of Zoology.
    Publication info: Toronto, University of Toronto Press, 1941
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Ontario  Prince Edward County  Zoology  
  218. By: Snyder, L. L. (Lester Lynne), - Royal Ontario Museum of Zoology.
    Publication info: [Toronto, Royal Ontario Museum of Zoology], 1938
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: Ontario  Rainy River District  Zoology  
  219. By: Snyder, L. L. (Lester Lynne), - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1953
    Holding Institution: University of Toronto - Royal Ontario Museum Library & Archives
    Subjects: 1953  Alder flycatcher  canimp  Empidonax  Ontario  
  220. By: Snyder, L. L. (Lester Lynne), - Snyder, L. L. (Lester Lynne), - Shortt, T. M.
    Edition: Rev. ed.
    Publication info: [Toronto], Royal Ontario Museum of Zoology, 1947
    Holding Institution: Royal Ontario Museum
    Subjects: Birds  Hawks  Ontario  Owls  
  221. By: Soper, James H. - Heimburger, Margaret L. - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, c1982
    Holding Institution: Royal Ontario Museum
    Subjects: Identification  Ontario  Shrubs  
  222. By: Spencer, J. W. (Joseph William),
    Publication info: S.l, s.n, 1882?
    Holding Institution: Canadiana.org
    Subjects: Geology  Ontario  Paleontology  
  223. By: Sperling, Calvin,
    Holding Institution: Harvard University Botany Libraries
    Subjects: Bolivia  Colombia  Ecuador  Massachusetts  Minnesota  Ontario  Plants  
    BHL Collections: BHL Field Notes Project
  224. By: Spicer, K. W. - Catling, Paul M. - Canada. Agriculture Canada. Research Branch
    Publication info: Ottawa, Agriculture Canada, Research Branch, 1990
    Holding Institution: Agriculture and Agri-Food Canada (AAFC)
    Subjects: Aquatic weeds  Ontario  Rideau Canal  Rideau Canal (Ont.)  
  225. By: Spotton, H. B. (Henry Byron),
    Edition: 2nd. ed.
    Publication info: Toronto, W.J. Gage, 1884
    Holding Institution: The University of Western Ontario, Western Archives
    Subjects: Botany  Canada  Ontario  Plants  
  226. By: Spotton, H. B. (Henry Byron),
    Edition: Rev. ed.
    Publication info: Toronto W.J. Gage [1889?]
    Holding Institution: Canadiana.org
    Subjects: Botany  Canada  Ontario  Plants  
  227. By: Spotton, H. B. (Henry Byron),
    Edition: 2nd ed.
    Publication info: Toronto, W.J. Gage, [1884?]
    Holding Institution: Canadiana.org
    Subjects: Botany  Ontario  Plants  Wild flowers  
  228. By: Springer, Frank, - Geological Survey of Canada
    Publication info: Ottawa, Govt. Print. Bureau, 1911
    Holding Institution: Canadiana.org
    Subjects: Echinodermata  Kirkfield  Ontario  Paleontology  
  229. By: St. Lawrence Parks Commission (Ont.)
    Publication info: [Toronto], Dept. of Tourism and Information
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Historic sites  Ontario  Parks  Periodicals  Saint Lawrence River Valley  St. Lawrence Parks Commission (Ont.)  
  230. By: Staples, Melville H.
    Publication info: Toronto, G.N. Morang, 1921
    Holding Institution: University of California Libraries
    Subjects: Agriculture  Ontario  Societies, etc  United Farmers of Ontario  
  231. By: Staples, Melville H.
    Publication info: Toronto, G.N. Morang, 1921
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Agriculture  Ontario  Societies, etc  United Farmers of Ontario  
  232. By: Stechey, Daniel. - Trudell, Yves. - Canadian Aquaculture Systems. - Ontario. Environmental Services. - Ontario. Water Resources Branch. Environmental Services.
    Publication info: [Toronto], Ontario Environment, c1990
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Environmental aspects  Fish-culture  Ontario  Recycling  Trout fisheries  Water quality management  Water treatment plants  Water-supply  
  233. By: Steele, Briggs Seed Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Toronto, Ont, Steele, Briggs Seed Co, 1901
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Equipment and supplies  Flowers  Gardening  Nursery stock  Ontario  Plants, Ornamental  Seeds  Toronto  Vegetables  
    BHL Collections: Seed & Nursery Catalogs
  234. By: Steele, Briggs Seed Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Toronto, Ont, Steele, Briggs Seed Co, 1902
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bulbs (Plants)  Catalogs  Cereal grasses  Flowers  Nursery stock  Ontario  Plants, Ornamental  Seeds  Toronto  
    BHL Collections: Seed & Nursery Catalogs
  235. By: Steele, Briggs Seed Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Toronto, Ont, Steele, Briggs Seed Co, 1902
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agricultural implements  Catalogs  Flowers  Nursery stock  Ontario  Seeds  Toronto  Vegetables  
    BHL Collections: Seed & Nursery Catalogs
  236. By: Steele, Briggs Seed Co. - Verhalen Nursery Co. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Scottsville, Texas, Verhalen Nursery Co, 1955
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agricultural implements  Bulbs (Plants)  Catalogs  Climbing plants  Conifers  Evergreens  Flowers  Fruit  Junipers  Nurseries (Horticulture)  Nursery stock  Ontario  Plants, Ornamental  Seeds  Shrubs  Toronto  Trees  Vegetables  Verhalen Nursery Co  
    BHL Collections: Seed & Nursery Catalogs
  237. By: Strathore Farms - Thornlodge Farms - Wayne Caldwell Neely Collection Of Shorthorn Cattle Catalogs.
    Publication info: Peterborough, Ont, Strathore Farms, March 2, 1957
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Ontario  Peterborough  Shorthorn cattle  
    BHL Collections: Seed & Nursery Catalogs
  238. By: Suns, K. - Ontario. Ministry of Environment and Energy.
    Publication info: [Toronto], Ontario Ministry of Environment and Energy, 1994
    Holding Institution: Ontario Ministry of the Environment
    Subjects: Analysis  Effect of water pollution on  Environmental aspects  Freshwater fishes  Ontario  Organic compounds  Organic water pollutants  Pollution  Toronto Region  Water  
  239. By: Task Force On The Ontario Environmental Bill Of Rights. - Dicerni, Richard. - Cochrane, Michael G. - Ontario. Ministry of the Environment.
    Publication info: Toronto, Ont, Ontario Ministry of the Environment, 1992
    Holding Institution: University of Toronto - Robarts Library
    Subjects: Citizen participation  Environmental law  Environmental monitoring  Environmental protection  Law and legislation  Ontario  
  240. By: Taverner, P. A. (Percy Algernon), - Swales, Bradshaw H. (Bradshaw Hall),
    Publication info: Oberlin, Ohio, s.n, 1908?
    Holding Institution: Canadiana.org
    Subjects: Birds  Ontario  Point Pelee National Park  
  241. By: Taverner, P. A. (Percy Algernon), - Swales, Bradshaw Hall,
    Publication info: n.p, n.d
    Holding Institution: University of Toronto - Gerstein Science Information Centre
    Subjects: Birds  Ontario  
  242. By: Telford, P. G. - Von Bitter, Peter H. - Tarrant, G. A. - Royal Ontario Museum.
    Publication info: Toronto, Royal Ontario Museum, 1977
    Holding Institution: Royal Ontario Museum
    Subjects: Conodonts  Devonian  Niagara Peninsula  Ontario  Paleoecology  Paleontology  
  243. By: Todd, Rachel R. - Wilkinson, W. N.
    Publication info: Toronto, Canada, The World, c1913
    Holding Institution: Toronto Public Library : North York Central
    Subjects: Gardening  Ontario  
  244. By: Toronto Agricultural Warehouse (Firm).
    Edition: 5th ed.
    Publication info: Toronto?, s.n, 1872
    Holding Institution: Canadiana.org
    Subjects: Agricultural implements  Agricultural machinery  Nursery stock  Ontario  Toronto  Trade and manufacture  
  245. By: Toronto Shorthorn Sale : Trafalgar, Ontario) - Wayne Caldwell Neely Collection Of Shorthorn Cattle Catalogs.
    Publication info: Trafalgar, Ontario, Toronto Shorthorn Sale, February 14, 1955
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Catalogs  Ontario  Shorthorn cattle  Toronto  
    BHL Collections: Seed & Nursery Catalogs
  246. By: Traill, Catherine Parr Strickland, - Traill, Catherine Parr Strickland, - FitzGibbon, Mary Agnes,
    Publication info: Toronto, Wm. Briggs, 1895
    Holding Institution: Internet Archive
    Subjects: 1802-1899  Anecdotes  Natural history  Ontario  Traill, Catharine Parr,  
    BHL Collections: Women in Natural History
  247. By: Ulrich, E. O. (Edward Oscar),
    Publication info: 1913
    Holding Institution: Smithsonian Institution Archives
    Subjects: Canada  Field notes  Geology  New York  Ontario  Paleontology  United States  
    BHL Collections: Smithsonian Field Books collection
  248. By: Union Nurseries. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.
    Publication info: Fonthill, Ont, Union Nurseries, [1930?]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Bedding plants  Berries  Catalogs  Fruit trees  Nurseries (Horticulture)  Nursery stock  Ontario  Plants, Ornamental  
    BHL Collections: Seed & Nursery Catalogs
  249. By: University of Toronto.
    Publication info: S.l, s.n, 1873?
    Holding Institution: Canadiana.org
    Subjects: Examinations  Natural history  Ontario  Philosophy  Toronto  University of Toronto  
  250. By: University of Toronto. Natural Science Association.
    Publication info: Toronto, [The Association], 1893-
    Holding Institution: University of Toronto - Thomas Fisher Rare Book Library
    Subjects: 1893  canimp  Natural history  Ontario  
< Prev   1 2 3    Next >
  1. By: Brunke, Adam J. - Klimaszewski, Jan - Dorval, Julie-Ann - Bourdon, Caroline - Paiero, Steven - Marshall, Stephen A
    Type: Article
    In: ZooKeys
    Volume: 186
    Date: 2012
    Page Range: 119-206
    Publication Info: Pensoft Publishers 2012
    Subjects: Aleocharinae  Biodiversity  Canada  distributional records  Ontario  taxonomy
  2. By: De Tonnancour, Pierre - Anderson, Robert S. (Robert Samuel), - Bouchard, Patrice - Chantal, Claude - Dumont, Stéphane - Vigneault, Robert
    Type: Article
    In: ZooKeys
    Volume: 681
    Date: 2017
    Page Range: 95-117
    Publication Info: Pensoft Publishers 2017
    Subjects: Anthribidae  Brentidae  Canada  Curculionidae  Curculionoidea  new records  Ontario  Québec  weevils
  3. By: Whittington, H. B. (Harry Blackmore),
    Type: Article
    In: Breviora
    Volume: 4
    Issue: 4
    Date: 1952
    Page Range: 1-9
    Publication Info: Cambridge, Mass Museum of Comparative Zoology, Harvard University [1952-
    Subjects: Ontario  Paleontology  Trilobites