INDEX TO YEARBOOKS, 1901-1905. 19 



Bitter-rot of apple, 1901, 669; 1902, 715; 1903, 550; 1904, 582; 1905, 603. 



spraying as remedy, 1901, 604. 

 Black Hills, Forest Reserve, destruction of pine by bark beetle, 1902, 85. 

 pine-destroying beetle, discussion, 1902, 275-281. 

 yellow-pine forest, note, 1901, 335. 

 oak, chemical study, 1902, 328. 



peach aphis, description, life history, remedies, etc., 1905, 342-344. 

 scale, destruction by parasitic enemy, 1903, 74; 1904, 82; 1905, 77. 



work for control, remarks by Secretary, 1901, 98. 

 spot of plums in 1902, remarks, 1902, 716. 

 walnut, growth and products, tabular statement, 1901, 214. 

 profitable planting in South, suggestion, 1902, 138. 

 waxy, Texas, crops, and conditions for diversified farming, 1905, 215. 

 Blackberry, diseases, 1901, 670; 1902, 717; 1903, 551; 1904, 583; 1905, 605. 

 Blackbird, eating of fruit, remarks, 1904, 248. 

 Blackbirds, red-winged, migration, note, 1903, 381. 



value in rice and cabbage fields, note, 1901, 110. 

 Blackleg, extent and success of vaccination, 1901, 21. 



investigations and distribution of vaccine, 1903, 21. 

 vaccine distribution, 1904, 24. 



by Bureau of Animal Industry, 1902, 14. 

 results, etc., 1905, 25. 

 Black-rot of tobacco, losses and avoidance of them, 1901, 54. 

 Bladder-worms, danger to live stock, 1905, 161. 

 Blast, prevalence, 1905, 1905, 609. 

 Blastophaga grossorum, introduction into California, note, 1901, 96. 



or fig wasp, introduction into California, note, 1901, 673. 

 Blending of flour, value in bread making, 1903, 351. 



Blight diseases, 1901, 670; 1902, 715; 1903, 550; 1904, 582; 1905, 603, 608, 609. 

 pear, in 1902, remarks, 1902, 715. 



resistance of varieties of pears, remarks, 1902, 474. 

 successful treatment, 1902, 18. 

 potato, 1901, 670; 1902, 717, 719; 1903, 540, 552; 1904, 585; 1905, 607. 

 tomato in 1901, remarks, 1901, 670. 

 Blights, pear and apple, notes, 1902, 31. 

 Blisms leucopteriis, injuries, 1905, 1905, 635. 

 Bloom, cotton, remarks, 1904, 144. 



Blount, Prof., A. E., experiments on influence of environments, 1901, 302. 

 Blue Ridge Mountains, soil survey in apple and peach regions, 1901, 126. 

 Bluegrass, beneficial effect of roots in soil, note, 1903, 168. 

 growing and use on live-stock farm, 1902, 356. 

 Kentucky, growing and handling of seeds, 1901, 245. 

 region of Kentucky, limits and relation to stock farming, 1902, 350. 

 seed, Kentucky, new facts, remarks, 1901, 26. 

 use in lawn making, note, 1902, 506. 

 Boards of trade in United States, list, 1901, 696; 1902, 752. 

 Bobolink, migration via Cuba to South America, 1903, 375. 

 Bobwhite, as object of sport, discussion, 1903, 200. 



economic value, article by Sylvester D. Judd, 1903, 193-204. 

 food for man, advantages, supply and prices, 1903, 199. 

 lists of seeds, fruits, insects, etc., 1903, 203-204. 

 wild, favorite varieties, 1903, 202. 

 laws for protection and causes of destruction, 1903, 202. 

 preservation, discussion, 1903, 201-203. 

 Bogoslof Island, Alaska, observation of flight of murres, 1903, 372. 

 Boiler water, analysis, discussion, 1902, 293-294. 

 Boissiere, M. E. v ., silk colony in Kansas, remarks, 1903, 139. 

 Boletin Oficial Agricola de Filipinas (Spanish), experiment stations publications, 



remarks, 1901, 523. 

 Boll weevil, cotton, 1904, 78-80. 



and disease ravages, work of Bureau of Plant Industry in meeting, 



article by B. T. Galloway, 1904,497-508. 

 attempt to prevent advance, 1904, 202-203. 

 birds as enemies, study, 1905, 86. 



breeding and selection of cotton in work for control, 1904, 498-502. 

 cause for less number of generations, 1904, 193. 

 causes of control in Guatemalan cotton, 1904, 487—488. 



