[Continued from page 2 of cover.] 

 'No. 43. Japanese Bamboos. 1903. Price, 10 cents. 



44. The Bitter Rot of Apples. 1903. Price, 15 cents. 



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



46. Propagation of Tropical Fruit Trees and Other Plants. 1903. Price, 10 



cents. 



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



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



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



cents. 



50. Wild Rice: Its Uses and Propagation. 190:;. 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 Fro/en in 11(04. IV. The Cultivation of the Aus- 

 tralian Wattle. V. Legal and Customary Weights per Bushel of 

 Seeds. VI. Golden Seal. 1905. Price, 5 cents. 



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



Colletotrichum Glu'osporioides. 1904. Price, 15 cents. 



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



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



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

 , r >6. Nomenclature of the Apple. 1905. Price, 30 cents. 



57. Methods Used for Controlling Sand Dunes. 1904. Price, 1.0 cents. 



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



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

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



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



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



63. Investigations of* Rusts. 1904. Price, 10 cents. 



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



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



65. Reclamation of ('ape 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 cents. 



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

 (59. 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 



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

 of Johnson Grass. IV. Inoculation of Soil with Nitrogen-Fixing Bac- 

 teria. 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 



cents. 



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

 7<. Copper as an Algicide and Disinfectant in Water Supplies. 



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. 



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. 



S<5. Agriculture without Irrigation in lite Sahara Desert. 1905. Price, 5 

 cents. 



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



88. Weevil-Resisting Adaptations of the Cotton Plant. 19<)<>. Prie*>, 10 



cents. 



89. Wild Medicinal Plants of the United States. 1900. Price, 5 cents. 



90. Miscellaneous Papers: I. The Storage and Germination of AVild 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. 190G, Price, 5 cents. 



1905. 



