BULLETINS OF THE BUREAU OF PLANT INDUSTRY. 



The scientific and technical publications of the Bureau of Plant Industry, which was 

 organized July 1, 1901, are issued in a single series of bulletins, a list of which follows. 



Attention is directed ii> the fad that the publications In this series are nol for general 

 distribution. The Superintendent of Documents, Government Printing Office, Washington, 

 D. C, is authorized by law to sell (hem at cost; and to him all applications for. these bul- 

 letins should he made, accompanied by a postal money order for the required amount or 

 by cash. Numbers omitted from this list can kol be furnished.. 



No. 1. The Relation of Lime and Magnesia to riant Growth. 1901. Price, 10 cents. 

 ~2. Spermatogenesis and Fecundation of Zamia. 1901. Trice, 20 cents. 



3. .Macaroni Wheals. 1901. Price, 20 cents. 



■1. Range Improvement in Arizona. 1901. Price, It' cents. 



6. A List ml" American Varieties of Peppers. 1902. Price, 10 cents. 



7. The Algerian Durum Wheats. 1902. Price, 15 ceute. 



9. The North American Species of Spartlna. 1902. Trice, 10 cents. ■ 



10. Records of Seed Distribution, etc 1902. Trice, in cents. 



1 1. Johnson Grass. L9Q2. Price, 10 cents. 



12. Stock Ranges of Northwestern California. 1902. Trie", i:, cents. 



13. Range Improvemeni In Central Texas- 1902. Trice, in cents. 



15< Forage Conditions on the Border of the Greal Basin. 1902. Trice. 15 cents. 

 it Some I'iseases lit the Cowpea. 1902. Price, 10 cents. 



20. Manufacture of Semolina and .Macaroni. 1902. Trice, 1.". cents. 



22. Injurious Effects of Premature Pollination. 1902. Trice, 10 cents. 

 24. Dnfermented Grape Must 1902. Trice. 10 cents. 



'25. Miscellaneous Tapers. 190S. Trice. 10 cents. 



27. !•' ■iters on Agriculture in the West Indies, Spain, etc. 1902. Price, 15 cents. 



29. The Effecl "f Black-Rol on Turnips. 1903. Trice. 15 cents. 



31. Cultivated Forage Crops of the Northwestern stales. 1902. Trice, in cents, 



82. A Diseast of the White Ash. L903. Trice. 10 cents, 



:;::. North American Species of Leptochloa. 1903. Trice, 15 cents. 



Ikworm Food Planta 1903. Price, L5 cents. 



36. Recent Foreign Explorations. 1903. Price, 15 cents. 



:;<•,. The "Bluing" of the Western Yellow Tim-, etc. 1903. Price, 30 cents. 



::7. Formation of Spores In Sporangia of Rbizopus Nigricans, etc 1903. Trice, 15 



38. Forage Conditions in Eastern Washington, etc. 1903. Trice, ir> cenis. 



39. The Propagation "i the Taster Lily from Seed. 1903. Trice, 10 cents. 

 41. The Commercial Grading of Corn. 1903. Price, 10 cents. 



4.;. Japanese Bamboos. 1903. Price, 10 cents. 



4.-,. PI Role of Mineral Nutrients in Plants. 1903. Price, 5 cents. 



■it. The Description of Wheat Varieties. 1903. Trice, m cents. 



48. The Apph in Gold Storage. 1903. Trice. ir, cents. 



49, culture (,r the Central American Rubber Tree. 1903. Trice. 25 cents, 

 .-.ii. wild Rice: Its Uses and Propagation. 1903. Trice. io cents. 



51. Miscellaneous Taper-. 1905, Price, 5 cents. 



54. Persian Gulf Dates. 1903. Trice, in cents, 



r,:,. The Drj Rol of Potatoes. 1904. Trice. 10 cents. 



56. Nomenclature of the Apple. Tin.".. Trice, :;<» cents. 



57. Methods I sed for C -oiling Sand I>unes. 1904. Trice. 10 cents. 



58. The Vitality ami Germination of Seeds. 1904. Trice, 10 cents. 



59. Pasture, Meadow, ami Forage Crops in Nebraska. 1904. Trice, 10 cents. 



60. A Soft Tot of the Calls Lily. 1904. Price, 10 cents. 

 62; Notes on Egyptian Agriculture. 1004. Trice, lo cents. 



63. Investigations of Rusts. 1904. Trice. 10 cents. 



64. A Method of Destroying or Preventing the Growth of Alga? and Certain Tathogenic 



Bacteria in Water Supplies 1904. Trice. 5 cents. 



05. Reclamation of Cape Cod Sand Dunes. 1904. Trice, in cents. 



67. Range Investigations in Arizona. 1004. Price, 15 cents. 



68. North American Species of Agrostis. 1905. Price, 10 cents. 



69. American Varieties of Lettuce. 1904. Price, 15 cents. 



70. The Commercial Status of Durum Wheat. 1904. Price, 10 cents. 



71. Soil Inoculation for Legumes. 1905. Trice, 15 cents. 



72. Miscellaneous Papers. 1905. Price, 5 cents. 



73. The Development of Single-Germ Beet Seed. 1905. Trice, 10 cents. 



74. Prickly Pear and Other Cacti as Food for Stock. 1905. Price, 5 cents. 



75. Range Management in the State of Washington. 1905. Price, 5 cents. 



76. Copper as an Algicide and Disinfectant in Water Supplies. 1905. Price, 5 cents. 



77. The Avocado, a Salad Fruit from the Tropics. 1905. Trice, 5 cents. 



78. Improving the Quality of Wheat. 1905. Price, 10 cents. 



[Continued on page 3 of cover.] 

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