SUBJECT INDEX 



619 



Water— Continued . 



potability, determination, (38) 890. 

 potable — 



analyses, (38) 690. 

 disinfection, (27) 512. 

 nitrates in, (.36) 889. 

 phototransparency of, (28) 317. 

 removing taste due to algae, (38) 691. 

 sterilization, (26) 716. 

 power — 



at Great Falls, Potomac River, (29) 616. 

 cooperation in, (27) 888. 

 development, (36) 783. 

 power, development — 

 in California, (29) 386. 

 in Oregon, (33) 888. 

 in Wisconsin, (29) 812. 

 law in Oregon, (31) 587. 

 power — 



engineering, treatise, (35) 786. 

 for farms and country homes, (26) 790. 

 in Alabama, (36) 885; (37) 84. 

 Cascade Range, (29) 84. 

 Crooked River basin, (35) 385. 

 North Carolina, (27) 15. 

 northern Indiana, (29) 616. 

 Queensland, (27) 686. 

 Silver Laice region, Oregon, (35) 285. 

 south-central Alaska, (34) 786. 

 the Alps, (31) 89. 

 Yakima River basin, (34) 884. 

 laws in Nebraska, (30) 486. 

 on farms, (34) 84. 

 pipe lines for, (30) 188. 

 project in Oregon, (36) 184. 

 regulation and conservation in United 



States, (27) 188. 

 resources in United States, (36) 484. 

 State administration and control, (40) 688. 

 wooden flumes for, (36) 586. 

 problem in Ohio, (35) 83. 

 public, laws in Idaho, (36) 334. 

 pumping by windmills, (33) 391. 

 purification, (29) 210, 315, 474; (30) 318, 620; (32) 

 87; (33) 176, 883; (36) 183; (37) 488, 588, 694, 

 787, 884; (38) 188, 288, 489; (40) 785. 

 purification — 



algae of submerged sand filters in, (36) 87. 

 and sewage disposal, treatise, (30) 511. 

 and use, treatise, (28) 514. 

 by aluminum sulphate, (35) 388. 

 chlorid of lime, (29) 512. 

 Infusoria, (27) 317. 

 liquid chlorin and hypochlorite of lime, 



(37) 588. 

 ultraviolet ravs, (37) 588. 

 colloids in, (31) 616. 

 for household use, (29) 815. 

 hypochlorite process, (32) 786. 

 plants, treatise, (34) 390. 

 progress in, (28) 317. 

 treatise, (26) 28. 



with calcium hypochlorite, (36) 889. 

 with copper sulphate, (39) 27. 

 purifiers, ozone, description, (30) 789. 

 purifying, (26) 214. 

 radioactivity of, treatise, (33) 809. 

 rain, see Rain, 

 reduction of alkalinity due to filtration, (34) 



483. 

 relation to health, (40) 866. 

 relation to potato late blight, (27) 544. 

 relation to typhoid fever, (28) 258. 

 removal of lead from, (34) 390. 

 removal of microbes from, (33) 684. 

 requirements of— 

 corn, (27) 432. 



crops, (28) 321, 537; (30) 34; (32) 226; (34) 720. 

 crops in India, (27) 429. 

 grain sorghums, (32) 335. 

 infants, (29) 62. 

 oats, (32) 813. 

 Panicum spp., (32) 727. 

 plants, (26) 128; (29) 825; (31) 327, 729; (32) 



127; (34) 306, 521, 522. 

 plants in glycogen solutions, (31) 625. 

 reserves in plants, function, (32) 825. 

 resources- 

 bibliography, (27) 116. 

 of California, (29) 386; (30) 599. 



Water— Continued. 



resources— continued . 



of Hawaii, (29) 511. 



Minnesota, (26) 418, 811. 

 North Carolina coastal plain, (29) 722. 

 Oregon, (20) 214; (29) 486. 

 Penobscot River Uasin, (27) 116. 

 south-central Washington, (29) 15. 

 Sulphur Spring Valley, Arizona, (30) 18. 

 Virginia coa.stal plain, (29) 511, 513. 

 western Australia, development, (30) 587. 

 retaining in soils, (27) 619. 

 retard of flow in irregular channels, (27) 386. 

 review of investigations, (28) 214; (29) 811; (31) 



716. 

 rights- 

 bibliography, (32) 588. 



law, treatise, (31) 586, 587. 



laws in Idaho, (36) 384. 



laws in Utah, (40) 483. 

 role in — 



dairy cow's ration, (38) 374. 



macadam road construction, (30) 788. 



plant growth, (27) 128, 330; (28) 420; (31) 221. 



sugar hydrolysis, (30) 411. 

 saline, in Loudon Basin, (27) 16. 

 Salton, bacteria in, (30) 431. 

 Salton Sea — 



analyses, (27) 508; (32) 511; (33) 19. 



bacterial action, (33) 427. 



effect on vegetable tissues, (33) 427. 



studies, (29) 415; (33) 221. 

 sanitation, treatise, (33) 2.')8. 

 sea, effect on plant distribution, (27) 527, 

 seepage, of cranberry bogs, (31) 718. 

 seepage, ownership and disposal, (33) 486. 

 sewage, methods of analysis, (31) 502. 

 sewage, utilization, (33) 486. 

 soft, hygienic value, (27) 512. 

 softening for kerosene emulsion, (27) 357. 

 softening, zeolite process, (40) 588. 

 soil, oxygen content, (27) 121. 

 solids and organic matter in, (30) 620. 

 soluble B— 



formation in animal body, (36) 62. 



in corn and wheat, (38) 869. 



isolation and identification, (38) 503. 



studies, (38) 612. 

 sphagnum bog, toxicity, (37) 27. 

 spring, radioactivity, (34) 332; (35) 187. 

 spring tail, biology, (32) 552. 

 sterilization — 



by filtration, (31) 512. 



by lime, (29) 814; (34) 286. 



by Schumann rays, (34) 683. 



bv ultraviolet rays, (26) 28; (27) '317; (28) 

 214, 317, 416, 514; (29) 415; (30) 419, 816. 



"excess lime" method, (28) 317. 

 streptococci in, (36) 489. 

 subsoil- 

 effect on cotton crop of India, (26) 417. 



flow, (27) 20. 



movement in Upper Egypt, (26^ 27 



of United States, (27) 511; (28) 811 

 subterranean, treatise, (29) 15. 

 supplies of Colorado, (27) 291. 

 supplies, rural, pollution, (27) 512. 

 supplies, rural, treatise, (40) 785. 

 supply — 



as affected by forests, (29) 842; (33) 587. 



automatic, for dairy stock, (35) 189. 



Bacillus coli communis in, (3l) 718. 



bacteriology and chemistry of, (34) 84. 



bibliography, (33) 89, 882. 



contamination, (30) 020. 



effect on alfalfa, (31) 629. 



for creameries, (29) 474. 



for farms, (28) 188,289,487,717,789; (29) 210, 

 690,722; (30)89,294,090; (31)291,292; (32) 

 87, 190, 281, 487; (33) 289, 779, 784; (34) 83, 

 84, 185, 280, 580,790; (35) 587,787; (30) 86, 

 284, 390, 087, 891; (38) 188, 391. 



for milk plants, (30) 774. 



for rural schools, (37) 696. 



forecasting, (29) 812; (34) 308. 



ground, developing for private use, (34) 6SJ. 



hot, for private houses, (31) 189. 



hypochlorite treatment, (33) 588. 



ill railway stations and trains, (32) 456. 



in rural districts, (30) 390. 



