[Continued from pnge 2 of cover.] 



No. 48. The Apple in Cold Storage. 1903. Price, 15 cents. 



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



50. Wild Rice: Its Uf=es and Propagation. 1903. Price, 10 cents. 



51. Miscellaneoua Papers. I. The Wilt Di?ea.se of Tobacco and Its Control. II. 



The Work of the Community Denion.^^tration Farm at Terrell, Tex. III. 

 Fruit Trees Frozen ill 1904. IV. The Cultivation of the Australian Wattle. 

 V. Legal and Customary Weights per Bushel of Seeds. VI. Goldenseal. 

 1905. Price, cents. 



52. Wither-Tip and Other Diseases of Citrus Trees and Fruits Caused by Colletu- 



trichum Gloeosporioides. 1 04. Price, 15 cents. 



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



54. Persian Gulf Dates. 1903. Price, 10 cents. 



."^5. The Dry Rot of Potatoes. 1904. Pricte, 10 cents. 



56. Nomenclature of the Apple. IMOo. Price, 30 cents. 



57. Methods Used for Controlling Sand Dunes. 1904. Price, 10 cents. 



58. The Vitality and Germination of Seeds. 1904. Price, 10 cents. 



59. Pasture, Meadow, and Forage Crops in Nebraska. 1904. Price, 10 cents. 

 t;0. A Soft Rot of the Calla Lily". 1904. Price, 10 cents. 



HI. The Avocado in Florida. 1904. Price, t cents. 



02. Notes on Egyptian Agriculture. 1904. Price, 10 ceats. 



63. Investigations of Rusts, li 04. Price, 10 cents. 



64. A Method of Destroying or Preventing the Growth of Algpe and Certain 



Pathogenic Bacteria in Water Supplies. 1904. Price, 5 <ents. 



65. Reclamation of Cape Cod Sand Dunes. 1904. Price, 10 cents. 



('.6. Seeds and Plants Impcjrted. Inventory No. 10. 1905. Pri(;e, 20 cents. 

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

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



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



70. The Connnercial 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 Fields. 



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

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

 Price, r> cents. 



73. The Development of Single-Germ Beet Seed. 1905. Price, 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. 190 . Price, 5 



cents. 



77. The Avocado, a Salad Fruit from the Tropics. 190"^. Price, •"> cents. 



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



79. The Variability of Wheat Varieties in Resistance to Toxic Salts. 1905. Price, 



, 5 cents. 



80. Agricultural Explorations in Algeria. 1905. Price, 5 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, 5 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 i'lants of the United States. 1906. Price, 5 cents. 



90. Miscellaneous Papers: I. The Storage ana Germination of Wild Rice Seed. 



II. The Crown-Gall and Hairy-Root Diseases of the Apple Tree. IIL Pep- 

 permint. IV. The Poisonous Action ot Johnson (:irass. 1906. Price, 5 

 cents. 



91. Varieties of Tobacco Seed Distributed, etc. 1906. Price, 5 cents. 



92. Date Varieties and Date Culture in Tunis. 1906. Price, 25 cents. 



93. The Control of Apple Bitter-Rot. 1906. Price, 10 cents. 



94. Farm Practice with Forage Crops in Western Oregon, etc. 1906. Price, 10 



cents. 



95. A New Type of Red Clover. 1903. Price, 10 cents. 



96. Tobacco Breeding. 19o7. Price, 15 cents. 



97. Seeds and Plants Importecr: 19u7. Price, 30 cents. 



98. Soy Bean Varieties. [In press.] 



99. A Quick Method for the Determination of Moisture in Grain. 1907. Price, 



5 cents. 



