30 INDEX TO YEAKBOOKS^ 1901-1905. 



Chemistry Bureau, organization and duties, 1901, 612; 1902, 662; 1903, 510; 1904 

 540-541; 1905, 565. 

 study of sugar and of road materials, 1901, 61. 

 work for other Departments, 1901, 62; 1902, 80; 1903, 56. 

 on problems in food adulteration, 1903, 289. 

 review by Secretary, 1901, 58-62; 1902, 78-80; 1903, 54-59- 

 1904, 62-69; 1905, 58-62. 

 collaborative work in Executive Departments, 1903, 56. 

 soil, study, solution of problems, 1901, 58. 

 Chemists, Official Agricultural, Association, cooperative work, 1901, 60; 1905, 61. 



officials, 1904, 555; 1905, 579. 

 study of drugs, 1903, 258. 

 CTienopodium anthelminticum, cultivation and use, 1905, 535. 

 Cherries, destruction by blackbird, notes, 1904, 248. 

 California jay, 1904, 249. 

 plums, etc., scoring, 1904, 421. 

 Cherry bark-beetle, remarks, 1903, 320. 



diseases, 1901, 670; 1902, 716; 1903, 551; 1904, 583; 1905, 604. 

 flowering tree in Japan, remarks, 1902, 160, 

 trees, vigor, modification by top working, 1902, 247. 

 Chester, E. E., live-stock farm, management, 1902, 354. 

 Chestnut, crop, losses by weevils, 1904, 299, 300. 



destruction by bark-boring grubs, 1903, 320-322. 

 Forestry Bureau experiments, 1904, 453. 

 horse, use in home adornment, details, 1902, 512. 

 oak, chemical study, 1902, 325-326. 



planting between fields for windbreaks, nuts, and fence posts, 1904, 262. 

 timber worm, description, life history, injuries, 1903, 325. 

 weevil, larger, description, distribution, life history, etc., 1904, 301-302, 

 303-308. 

 lesser, description, life history, remedies, etc., 1904, 302-308. 

 weevils, injury to chestnut crop, control, descriptions, 1904, 299-308. 

 wild, relation to chestnut growing, notes, 1904, 305, 307. 

 wood, pinhole and wormhole injuries and prevention, 1903, 324-325. 

 Chevalier barley, introduction into United States, and value, 1905, 294. 

 Chicago center, weather forecasting. States, 1903, 114. 



horse market, 1899-1904, remarks, 1904, 529-530. 

 Chicken disease, transmission by ticks, 1905, 165. 



mite, remarks, 1905, 146. 

 Chickens, color as factor in demand, 1904, 423. 

 gape worms, transmission, 1905, 150. 

 Honolulu, high price, note, 1901, 75, 517. 

 in United States, numbers, 1902, 295, 301-303. 

 usefulness in control of boll weevil, 1904, 479, 480. 

 Chief Clerk, Department of Agriculture, duties, 1901, 611; 1902, 661; 1903, 509; 1904, 



539; 1905, 563. 

 Chilcott, E, C, article on "Some soil problems for practical farmers," 1903, 441-452. 

 Children, country, work of farmers' institutes, remarks, 1903, 155. 

 Chillies, cultivation, etc., 1905, 539. 



Chiloccrrus bivulnerus, native ladybird, description, comparison with Asiatic species, 

 1902, 171. 

 dmilis, ladybird enemy of San Jose scale, 1901, 98; 1902, 81, 169; 1904, 81; 

 1905, 77. 

 China, question of original home of San Jose scale, 1901, 97. 

 San Jose scale, explorations, 1902, 164-169. 

 use of American cotton goods, 1901, 201. 

 Chinch bug, damage to com, 1904, 465. 



injuries, 1902, 728; 1904, 602; 1905, 635. 

 notes, 1905, 468. 

 bugs in food of bobwhite, 1903, 196. 



outbreak from old corn shocks, 1905, 473. 

 Chinquapin weevil, note, 1904, 302. 

 Chinquapins, relation to chestnut growing, 1904, 307. 



use as trap crop for chestnut weevil, 1904, 305. 

 Chinook wind, extensive in 1897, remarks on movements, 1901, 561. 

 winds, article by Alvin T. Burrows, 1901, 555-566. 

 as cause of change in temperature, 1901, 558. 



