BULLETINS OF THE BUREAU OF PLANT INDUSTRY. 



The scientific and technical publications of the Bureau of Tlant Industry, which 

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



Attention is directed to the fact that the publications in this series are not for gener 

 distribution. The Superintendent of Documents, Government Printing' Office, Washingte 

 D. C, is authorized by law to sell them at cost, and to him all applications for 

 bulletins should be made, accompanied by a postal money order for the required amou 

 or by cash. Numbers omitted from this list can not be furnished. 

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



2. Spermatogenesis and Fecundation of Zainia. 1901. Price, 20 cents. 



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



4. Range Improvement in Arizona. 1901. Trice, 10 cents. 



6. A List of American Varieties of Peppers. 1902. Trice, 10 cents. 



7. The Algerian Durum Wheats. 1902. Trice, 15 cents. 

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



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



11. Johnson Grass J L902. Price, 10 cents. 



12. Stock Ranges of Northwestern California. 1902. Trice, 15 cents. 



13. Range Improvement in Central Texas. L902. Trice, 10 cents. 

 15. Forage Conditions on the Border of tin' Greal T.asin. l!)02. Trice. 15 ce 

 17. Some Diseases of the Cowpea. 1902. Price. 10 ceiits. 

 20. Manufacture of Semolina and Macaroni. 1902. Trice, 15 cents. 

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



24. Unfermented Grape Must. 1902. Trice, 10 cents. 



25. Miscellaneous Papers. Pin.",. Price, 15 cents. 

 27. Letters on Agriculture in the West Indies, Spain, etc 1902. Trice, 15 cents. 



29. The KnVci ,,f Black-Rbi on Turnips. 1903. Price, 15 cents. 



31. Cultivated Forage crops of the Northwestern states. 1002. Price, 10 cents. 



32. a Disease of the White Ash. 1903; Price, 10 cents. 



33. North American Species of Leptochioa. 1903. Price, 15 cents. 

 35. Recent Foreign Explorations. Pin:;. Price. 15 cents. 



30. The "Bluing" of the Western Yellow Tine, etc 1903. Trice. 30 cents. 



37. Formation of the Spores in the Sporangia of Rhizopus Nigricans and of .Pbj 



comyces Nitons. 1903. Price, 15 cents. 



38. Forage Conditions in Eastern Washington, etc 1903. Trice, 15 cents. 



39. The Propagation of the Easter Lily from Seed. 1903. Trice, 10 cents. 

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



43. Japanese Bamboos. 1003. Price, 10 cents. 



45. Physiological ROle of Mineral Nutrients in Plants. 1903. Price, 5 cents. 



47. The Description of Wheat Varieties. 1903. Price, 10 cents. 



48. The Apple in Cold Storage. 1903. Price, 15 cents. 



49. Culture of the Central American Rubber Tree. 1903. Trice, 25 cents. 



50. Wild Rice : Its T'ses and Propagation. 1903. Trice, 10 cents. 



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



54. Tersian Gulf Hates. 1903. Price, 10 cents. 



55. The Dry-Rot of Potatoes. 1904. Trice, 10 cents. 



56. Nomenclature of the Apple. 1905. Trice, 30 cents. 



57. Methods Used for Controlling Sand Dunes. 1004. Trice, 10 cents. 



58. The Vitality and Germination of Seeds. 1004. Price, 10 cents. 



59. Tasture, Meadow, and Forage Crops in Nebraska. 1904. Trice, 10 cents. 



60. A Soft Rot of the Calla Lily. 1004. Trice, 10 cents. 



62. Notes on Egyptian Agriculture. 1904; Trice, 10 cents. 



63. Investigation of Rusts. 1004. Trice, 10 cents. 



64. A Method of Destroying or Treventing the Growth of Algse and Certain Tathogei 



Bacteria in Water Supplies. 1904. Trice, 5 cents. 



65. Reclamation of Cape Cod Sand Dunes. 1004. Price, 10 cents. 

 67. Range Investigations in Arizona. 1904. Price, 15 cents. 

 6S. North American Species of Agrostis. 1005. 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. Price, 15 cents, 



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



73. The Development of Single-Germ Beet Seed. 1905. Price, It) cents. 



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



137 



[Continued on page 3 of cover.] 



