8 INDEX TO YEABBOOKS, 1901-1905. 



Alaska, biological exploration, remarks, 1903, 80. 

 field work, remarks, 1905, 85. 

 experiment stations, establishment, progress and work, remarks by Secretary, 



1901, 69-72; 1902, 103; 1903, 87-89; 1904, 99-101; 190-?., 114-115. 

 frosi, destruction of cereals in August -it Copper Center, 1904, 100. 

 game, law, remarks, 1905, 553. 



protection, 1903, 83; 1904, 89; 1905, 88. 

 Harriman expedition, observation of flight ol murros, 1903, 372. 

 problem of stock raising, remarks, 1901, 71. 



robins, migration from Iowa and Minnesota regions, 1903, 384, 385. 

 Albuminoid ammonia in water, relation to contamination, 1902, 176, 284. 

 Aletia argillacea, note, 1901, 369. 



Alfalfa and irrigation, factors in Colorado potato growing, 1904, 312-313. 

 as alkali-resistant crop, 1902, 35, 288. 

 as substitute for clover, remarks, 1902, 28. 

 benefits to Argentine pastures, 1904, 278-279. 



diseases, remarks, 1901, 671; 1902, 718; 1903, 554; 1904, 586; 1905, 609. 

 Eastern States, remarks, 1904, 587. 

 experiments in use on dairy farm, 1902, 360. 

 extension as crop in United States, 1902, 595. 

 growing and handling of seed, 1901, 240. 



use on sheep farm, 1902, 361. 

 increase of farm land prices in Tennessee and California, 1905, 527, 529. 

 introduction, importance, note, 1903, 37. 

 soils, study, remark.^, 1905, 67. 



spread of growing by experiment stations, 1905, 418. 

 suggestion of improving, by breeding, 1901, 223. 

 Turkestan, distribution, 1902, 722; 1903, 26; 1905, 418. 

 use in diversified farming in South, 1905, 203. 

 hog farming in South, 1905, 204. 

 under trees along fence lines, suggestion, 1904, 266. 

 usefulness in cotton region, remarks, 1904, 505. 

 value of windbreak in growing, 1904, 269. 

 Alfalfas, remarks of Secretary, 1904, 37. 

 Alfilaria, growing and handling of seed, 1901, 252. 

 Algas, blue green, effect on public water supply, 1902, 178-181. 



contamination of public water supplies, article by George T. Moore, 1902, 176- 



186. 

 destruction by use of copper sulphate, 1904, 50. 

 in reservoirs, discussion of effect on water supply, 1902, 177-1S4. 

 nonpoisonous character of products in water and need of extermination, 1902, 



186. 

 place in vegetable kingdom, size, characteristics, etc., remark.^, 1902, 178. 

 preventives of pollution of water supplies, 1902, 184. 

 water, contamination, remarks, 1903. 29. 

 Algeria, iiTigated crops, study, remarks, 1902, 34. 

 Alimentation. See Nutrition; Digestion; Dietaries, etc. 

 ..Ikali conditions caused by lack of drainage, remarks, 1902, 236. 

 danger in irrigation in Utah, 1901, 46. 

 excessive, in cultivated soil, cause and remedy, 1902, 244. 

 in North Dakota, soil-survey problem, 1902, 61. 

 lands in Colorado Desert, f'alifomia, remarks, 1902, 51. 



Egypt, conditions and reclamation, cost, etc., 1902, 579-588. 



crops for reclamation, article bv T. H. Kearnev and T. H. 

 Means, 1902, 573-588. 

 need of practical demonstrations of reclamation, 1901, 51. 

 reclamation. Soils Bureau work, 1903, 62-65; 1904, 72-75; 1905, 72. 

 success in reclamation, 1904, 74. 

 problem in United States, remarks, 1902, 573. 

 relation of soil survey, 1901, 41. 



to underdrainage, 1901, 49. 

 rise in irrigated land, oversupply of water and .seepage, 1903, 94, 95. 

 salts in irngation waters, effect on soils, with remedies, 1902, 287-291. 

 soil, effect on cotton, 1902, 586-587. 



unusual plant growth, note, 1901, 172. 

 .soils, breeding of plants for adaptation, 1901, 25. 



invest:^ation of conditions in .\frica, 1902, 77. 



under ii-rigation, movement of water to be removed, 1902, 237. 



