INDEX TO YEARBOOKS, 1901-1905. 159 



Washington, D. C, manual training high school, courses of study, 1902, 483-^84. 

 experiments with alkali lands, 1904, 73. 

 farm lands, prices, 1905, 529. 

 forest losses by fire, note, 1904, 134. 



Horace Lee, statistics of visitors in Geneva, Switzerland, 1901, 530. 

 public control of irrigation, 1901, 682. 

 results of soil survey, 1901, 46. 

 roads, legislation and improvement, 1905, 627. 

 soils, areas surveyed, 1905, 619. 

 sugar-beet seed production, note, 1904, 28. 

 tree pest investigation, note, 1904, 831. 

 Water, agricultural and insecticide, laboratory, 1903, 57. 

 as factor in plant growth, 1901, 172. 

 chemical analysis, question of value, 1902, 175. 



conditions favorable to pollution by algas, natural effects of algse, 1902, 180. 

 contamination by algse, remarks, 1903, 29. 



work, 1905, 42. 

 control, advancement in 1905, statement by R. P. Teele, 1905, 649. 

 distribution and use, remarks, 1901, 86. 

 drinking, pollution by algae, remarks, 1902, 178, 179. 

 duty in irrigation, application to soil, and pumping for crops, 1904, 107. 

 effect on sand-clay road and on sand road, note, 1903, 260. 

 flow, effect of forest, explanation, 1901, 333. 



of Poudre River, sudden change, 1901, 424. 

 for boiler purposes, analysis, discussion, 1902, 293-294. 

 from underground source, difficulty of drainage, 1902, 242. 

 in soil, drainage and irrigation as factors in regulation, notes, 1902, 232. 

 irrigated soils, source and movement, 1902, 237. 

 irrigation, distribution, methods and problems, 1904, 106-107. 

 laws in several Western States, remarks, 1901, 91. 

 methods of application, study, 1904, 1904, 612. 

 microscopic study of wholesomeness, history, remarks, 1902, 177. 

 movement in soil, effect of cultivation, 1903, 159-162. 

 polluting plants other than algse, note, 1902, 184. 

 pressure in cells of growing plants, relation of potassium, 1901, 163. 

 problems of the "West, conclusions of Secretary, 1901, 95. 

 purification by green algte, note, 1902, 179. 



investigations, remarks, 1904, 50. 

 retting of hemp, 1901, 549. 

 rights, conflicting interests of new and old settlers, notes, 1901, 85. 



Western States, study, 1905, 119. 

 storage, untenable theory as to snowdrifts, 1901, 335. 

 supplies, effect of diatoms, 1902, 182. 



experimental methods for preventing pollution, remarks, 1902, 185. 

 pollution by algse, true reason for seeking remedy, 1902, 186. 

 public, contamination by algse, article by George T. Moore, 1902, 

 175-186. 

 supply, estimate of requirements for maturing crops, 1901, 426. 

 importance in irrigation system, 1902, 627. 

 in irrigated regions, influence on success in agriculture, 1901, 84. 



rivers, gain? and losses, remarks, 1901, 87. 

 relation to typhoid fever, 1901, 178. 

 underground, use in irrigation, 1905, 431-433. 

 use by plants, notes, 1901, 156, 157, 158, 159. 

 used in growing one crop of corn, estimate, 1903, 180. 

 Waterfalls and cascades as scenic attractions, remarks, 1901, 543. 

 Waterfowl, Texas, laws on capture, note, 1904, 89. 

 Watering chrysanthemums, danger of excess, 1902, 565. 

 Watermelon, diseases, 1901, 671; 1902, 717; 1903, 553; 1904, 585; 1905, 608. 

 Waterproof character of mohair cloth, remarks, 1901, 283. 



Waters, analysis, and interj)retation of results, article by J. K. Haywood, 1902, 283-294. 

 for irrigation purposes, discussion, 1902, 286-291. 

 mineral, analysis, discussion, 1902, 291-293. 

 Watersheds, geology and topography, need of study for river and flood service, 1905, 



237. 

 Watkins, J. L., article on "Consumption of cotton in the States," 1903, 463^78. 



"The future demand for American cotton," 1901, 193-206. 



