[Continued from page 2 of cover.] 



No, 47. The Description of "Wheat Varieties. 1903. Price, 10 cents. 



48. The Apple in Cold St<jrage. 1903. Price, 15 cents. 



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



50. Wild Rice: Its Uf^es ami Propa<j:ation. 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, Tex. 



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

 Wattle. V. Letral and Customary Weights jjer Bushel of Seinls. VI. 

 Golden Seal. 1905. Price, 5 cents. 



52. Wither-Tip and Other Di.«eases of Citrus Trees and Fruits Caused by Colic 



totrichum Gkeosporioides. 1904. Price, 15 cents. 



53. Tl\e Date Palm. 1904. Price, 20 cent,<. 



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



55. The Dry Rot of Potatoes. 1904. Price, 10 cents. 



56. Nomenclature of the Apple. 1905. 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. Pas^ture, Meadow, and Forage Crop.s in Nebraska. 1904. Price, 10 cents. 



60. A Soft Rot of the Calla Lily! 1904. Price, 10 cents. 



61. Tiie Avocado in Florida. 1904. Price, 5 cents. 



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



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



64. A Method of Destroying or Preventing the Growth of Alg;e an«l Certain 



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



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



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



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



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 lor 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, 5 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. 1905. Pri(;e, 5 



cents. 



77. The Avocado, a Salad Fruit from the Tropics. 1905. Price, 5 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, 1 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 Sahara Desert. .1905. Price, 5 cents. 



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



88. Weevil- Resisting Adaptations of 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 Wild Rice Seed. 



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

 Peppermint. IV. The Poisonous Action of Johnson Grass. 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 and western Wash- 



ington. 1906. Price, 10 cents. 



95. A New Type of Red Clover. 1906. Price, 10 cents. 



96. Tobacco Breeding. [In press.] ,,^ 



