32 INDEX TO YEARBOOKS, 1901-1905. 



Civil war, effort to anticipate cotton famine, 1901, 203. 



Civil-service examination, requirements for Weather Bureau Service, 1903, 115. 



law in Weather Burgau, remarks of Secretary, 1901, 19. 

 Clark, J. Max, article on "Potato culture near Greeley, Colo.," 1904, 311-322. 

 Clathrocystis, pest in reservoirs, note, 1902, 180. 

 Clay, discussion of use with sand for roads, 1903, 259-266. 



land, limit of alkaline salts allowable, remarks, 1902, 290-291. 



loam, sugar-beet soil, note, 1903, 401. 



soils in good condition, advantage, 1903, 166. 



lack of oxygen and excess of water, note, 1901, 158. 

 preparation for planting apple trees, 1901, 595. 

 subsoil, treatment for fruit growing, 1904, 173. 

 use in road making in Richland County, S. C, 1901, 329. 

 vitrified, as road material, experiments, note, 1903, 460-461. 

 Clays, kinds for sand-clay roads, 1903, 262. 

 road making, study, 1904, 66-67. 

 material, study, 1903, 58. 

 Climate and crop bulletin. National, remarks, 1903, 16. 



conditions, publication of information, 1904, 356-358. 

 service, central stations for States, 1903, 120. 



Weather Bureau, benefit to home seeker, 1904, 355-356. 

 work of Weather Bureau, remarks of Secretary, 1901, 16; 1904, 16. 

 season, effect upon composition of wheat, 1901, 307, 308. 

 soil, changes, effect on varieties of corn, 1902, 551. 

 Argentine, notes, 1904, 271, 272-273, 283. 

 California, stability, remarks, 1902, 204. 

 changes, effect on varieties of corn, 1902, 551. 

 chart showing influence on sugar beets, remarks, 1901, 310. 

 dryness, effect on boll weevil, note, 1904, 479. 

 effect in fixing habitat of prairie dog, 1901, 258. 



food requirements with variation, comparison with calorimeter, 1904, 219. 

 forest-denuded Lake region, article by Willis L. Moore, 1902, 125-132. 

 Pacific northwest, influences, 1901, 556. 

 Philippine Islands, remarks, 1901, 519. 

 relation to cotton growing in Guatemala, 1904, 481. 



piling timber in preparation for preservative treatment, 1903, 430. 

 Seattle, note, 1901, 572. 



Southern, advantage in crop diversification, notes, 1905, 201, 203. 

 United States, fitness for silk industry, 1903, 140. 

 Climatic conditions and soil, adaptation of tobacco, 1904, 437-439. 

 relation to plant breeding, 1902, 381. 

 lack of knowledge as cause of loss to home seekers, 1904, 355. 

 relation to spread of cotton boll weevil, 1904, 193. 

 Climatology, soil, importance and relation to work of Division of Soils, 1901, 51. 



Weather Bureau publications, 1904, 357. 

 Clons, definition of term, 1904, 223. 



Closets, earth and water, relation to spread of disease, notes, 1901, 178, 187. 

 Clothier, George L., article on "Forest planting and farm management," 1904, 



255-270. 

 Clothing, relation to warmth of body, 1904, 219. 

 Clouds, relation to flight of birds, note, 1903, 372. 

 Clove production, remarks, 1901, 365. 



Clover and timothy, growing and use on live stock farm, 1902, 356. 

 . berseem, introduction, remarks, 1902, 33-34. 

 bur, seed production and handling, 1901, 240. 



use in improvement of cotton land, 1905, 202. 

 crimson. See Crimson clover, 

 diseases, 1905, 609. 

 Egyptian, use in reclamation of alkali lands, 1902, 585. 



See also Berseem. 

 plant, table of analysis of dry stems and leaves, 1901, 156. 

 red, fertilization, note, 1905, 385. 

 growing in Alaska, 1901, 70. 

 m young peach orchard, 1902, 616. 

 suggestion for improvement by breeding, 1901, 223. 

 root-borer, destruction by plowing, 1905, 470. 



