[Cunmmori irmn [ikkc j <u covi.-r.] 



No. 40. Cold Storage, with Kofeivnce to the IVar aii<l Peach, lito:!. I'rici-, 1;^ cenlH. 



41. Tlie Cuinmercial (Jrudiiig uf Com. IWA. Triw, 10 <'«'nt.s. 



42. Three New Plant Intrrxhu-tioiiH from Japan. UtO;{. Price, 10 cents. 

 4M. Japanese Banil)oo.s. UHKi. Price. 10 cents. 



44. The Hitter-Hot of Apple.*-. 100:?. Price, 15 cents. 



4o. Tiic Phvsiolo^'ical Role of Mineral Nntrients in Plantj<. I'.tO.S. Price, .)rciil>'. 



4(). The Priipa},'ation of Troi»ical Fruit Trce.< and Other Plants. 1908. Price, 

 10 cent.s. 



47. The Description of Wheat Varieties. lt)03. Price, 10 cent.s. 



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



49. The Culture of the Central American Ruhher Tree. 1903. Price, 25 cents. 



50. Wild Rice: Its Cses and Pn.imgation. 1903. Price, 10 cents. 



51. Miscellaneous Papers: I. The Wilt Disease of Tobacco and Its Control. 



II. The Work of the Community Demonstration Farm at Terrell, Te.x. 



III. Fruit Trees Frozen in 1904. IV. The Cultivation of the Australian 

 Wattle. V. Legal and Customary Weights per Bushel of Seeds. \I. 

 Golden Seal. 1905. Price, 5 cents. 



52. Wither-Tip and Other Diseases of Citrous Trees and Fruits Cau.-ed by Colie- 



totrichum Cilteosporioides. 1904. i*rice, 15 cents. 



53. The Date Palm. 1904. Price, 20 cents. 



54. Persian (iidf Dates. H)03. Price, 10 cents. 



55. The Drv Rot of Potatoes. 1904. Price, 10 centiJ. 

 5t). Nomenclature of the Apple. 1905. Price, 30 cenUs. 



57. Methods Used for Controlling Sand Dunes. UW4. Price, 10 cents. 

 5,S. The Vitality and (iermination of Seeds. 1904. Price, 10 cents. 



59. Pa.sture, Meadow, and Forage Crops in Nebraska. 19<M. Priee, 10 cents. 



60. A Soft Rot of the Calla Lilv\ 1904. Price, 10 cent.'*, 

 til. The Avocado in Florida. 1904. Price, 5 cents. 



t)2. Notes on Egyptian Agriculture. 1904. Price, 10 cents. 



63. Investigations of Ru,-ts. 1904. Price, 10 cents. 



64. A Metliod of Destroying or Preventing the Growth of Algie and Certam 



Pathogenic Bacteria in Water Supplies. 1904. Price, 5 cents. 



H5. Rec^lamation of Cape Cod Sand Dunes. 1904. Price, 10 cents. 



60. Seeds and Plants Imported. Inventory No. 10. 1905. Price, 20 cents. 



67. Range Investigations in Arizona. 1904. Price, 15 cent<. 



6^^. 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. Price, 15 cents. 



72. Miscellaneous Papers: I. Cultivation of Wheat in Permanent Alfalfa Jbields. 



II. The Salt Water Limits of Wild Rice. III. Extermination of Johnson 

 Grass. IV. Inoculation of Soil with Nitrogen-Fixing Bacteria. 1905. 

 Price, 5 cents. 

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



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



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



76. Copper as an^ Algicide and Disinfectant in Water Supphes. 1905. Price, 5 



cents. ' ^ . ^ i 



77. The Avocado, a Salad Fruit from the Tropics. 190o. Price, 5 cents. 



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



79. The Variability of AVheat Varieties in Resistance to Toxic Salts. rJOo. 



Price, 5 cents. 



80. Agricultural Explorations in Algeria. 1905. Price, 10 cents. 



81. Evolution of Cellular Structures. 1905. Price, 5 cents. 



82. Grass Lands of the South Alaska Coast. 1905. Price, 10 cents. 



83. The Vitality of Buried Seeds. 1905. Price, 5 cents. 



84. The Seeds of the Bluegrasses. 1905. Price, 5 cents. 



85. The Principles of Mushroom Growing. 1905. Price, 10 cents. 



86. Agriculture without Irrigation in the Sahara Desert. 1905. Price, 5 cents. 



87. Disease Resistance of Potatoes. 1905. Price, 5 cents. 



88. Weevil-Resisting Adaptations of the Cotton Plant. 1906. Price, 10 cents. 



89. Wild Medicinal Plants of the United States. 1906. Price 5 cents. . 



90. Miscellaneous Papers: I. The Storage and Germination of \\ ild Rice Seed. 



11. The Crown-Gall and Hairy-Root Diseases of the Apple Tree. 111. 

 Peppermint. IV. The Poisonous Action of Johnson Grass. 1906. Price, 

 5 cents. ^ . 



91. Varieties of Tobacco Seed Distributed, etc. 1906. Price, — cents. 



92. The Drug Knowni as Pinkroot. [In press.] 



