620 



EXPERIMENT STATION RECORD 



Sewage — Continued, 

 fly, biology, (32) 552. 

 from dairies, purification, (33) 784. 

 from packing houses, treatment, (37) 694. 

 from piggeries, treatment, (33) 684. 

 from sugar refineries, purification, (33) 785. 

 handling, (28) 28. 

 injury to crops, studies, (33) 588. 

 irrigation, (27) 318, 590; (34) 886. 

 irrigation— 



efiect on composition of soils, (26) 614. 



for forests, (33) 343. *si 



in Germany, (34) 687. £a 



notes, (37) 185. ^ 



relation to diseases, (31) 417. ^ « 

 methods of analysis, (29) 408; (31) 806. 

 methods of examination, (37) 311; (39) 13. 

 microbiology of, (26) 372. 

 mycology of, (30) 418. 

 nonnitriflcation in sea water, (26) 317. 

 of New York City, utilization, (33) 124. 

 oxidation without filters, (32) 387; (34) 887. 

 pathogenic organisms in, detection, (38) 188. 

 plants, ImhoS, description, (30) 489. 

 pollution in lower Missouri River, (29) 512. 

 pollution, relation to typhoid fever, (27) 318. 

 purification, (26) 318, 716; (33) 422, 691; (34) 

 390; (35) 188, 388, 579, 787, 887; (36) 687; (37) 

 286, 488, 694, 787, 789; (38) 85. 

 purification — 



and disposal, (32) 88. 



and disposal in Germany, (34) 687. 



and utilization, (32) 87. 



at Atlanta, Georgia, (29) 617. 



bibhography, (38) 691. 



by aeration, (34) 488; (38) 490. 



by bacteria, (28) 686. 



colloids in, (31) 616. 



for country houses, (28) 386. 



Imhoft' clarification taiik, (26) 215. 



notes, (28) 124, 318. 



plant, isolated, construction, (28) 289 



test of filtering materials, (28) 789. 

 putrescibility test for, (38) 489. 

 residue, analyses, (35) 128. 

 sedimentation tank, new type, (29) 293. 

 sickness in land filtration, (26) 616. 

 sickness in soils, studies, (28) 119. 



analyses, (27) 318; (32) 88; (33) 723; (34) 

 222, 423, 624. 



as a fertilizer, (32) 88. 



as a fertilizer in British Isles, (31) 417. 



cake, analyses, (26) 516. 



clarification, (31) 417. 



disposal, (27) 17; (28) 515. 



disposal, "Grossmann" process, (28) 28. 



drying, (26) 118. 



fertilizing value, (27) 318, 327; (30) 621; 

 (31) 316; (33) 423; (34) 219, 222, 423, 624. 



for arid soils, (34) 621. 



purification, (28) 289. 



treatise, (26) 717. 



treatment in Germany, (26) 515. 



utUization, (26) 615, 624; (27) 318, 521, 629, 

 817; (30) 19, 512; (33) 24, 124; (34) 287, 

 332, 889; (35) 188; (37) 425. 



utilization in England, (27) 16. 

 tank, rectangular v. circular, (31) 592, 

 tanks, tile pipe, (39) 86. 

 treatment — 



Dickson centrifuge system, (34) 423. 



in small communities, (36) 390. 



plants, residential, construction, (34) 88. 



plants, small, tests, (35) 287. 



with activated sludge, (33) 786; (34) 591. 

 use in irrigation, (26) 716. 

 UtUization, (26) 716; 717; (29) 617; (30) 399; (31) 



417. 

 UtUization in Italy, (38) 723. 

 water, methods of analysis, (31) 502. 

 works, small, investigations, (28) 386. 



Sewer- 

 air, chemistry and bacteriology of, (28) 592. 

 pipe, methods of testing, (27) 87. 

 pipe, specifications, (29) 290. 

 pipe, tests, (29) 685; (30) 787; (33) 392. 

 systems, rat-proofing, (30) 153. 



Sewerage practice, treatise, (34) 886. 



design and construction, (29) 182; (34) 886. 

 design and installation, (30) 790. 

 intercepting traps in, (28) 591. 

 ventUation, (28) 592. 

 Sewing- 

 clubs for girls, notes, (29) 395. 

 contest clubs in Idaho, (28) 694. 

 contests in Rhode Island, (28) 299. 

 in graded schools of Wisconsin, (33) 195. 

 instruction in Porto Rico, (33) 397. 

 lessons in, (28) 299; (31) 693; (32) 394, 698. 

 notes, (28) 694. 

 teaching, (34) 899. 

 Sex— 



and heredity, manual, (30) 767. 

 cells, male, biology, (28) 676. 

 cells, notes, (26) 364. 

 characters— 



in the ruddy duck, (39) 878. 

 secondary, factors affecting, (27) 275. 

 secondary, in birds, (40) 871. 

 secondary, in pheasants, (31) 271. 

 secondary, studies, (26) 364; (27) 869; (28) 



668. 

 studies, (40) 467. 

 chromosome in males of domestic chickens, (30) 



772. 

 chromosomes in Drosophila, (31) 865. 

 control in pigeons, (35) 771. 

 control in rotifers, (34) 766. 

 cords and germ cells, origin in male chick, (38) 



173. 

 determination — 



in birds, (37) 772, 868. 

 cattle, (33) 669. 

 guinea pigs, (33) 168. 

 mammals, (39) 575. 

 sheep, (31) 267. 

 notes, (26) 364. 



review of literature, (27) 368, 369; (28) 271. 



studies, (26) 365, 471, 773; (27) 275, 573; (28) 



68, 875; (30) 267; (31) 564, 765; (34) 564, 864; 



(38) 65, 66. 



development as aflected by pituitary feeding, 



(34) 765. 

 differences, origin, (27) 369. 

 evolution in plants, treatise, (32) 725. 

 glands, relation to lime metabolism, (28) 370. 

 glands, studies, (27) 770. 



hormones, action in fetal life of cattle, (40) 466. 

 inheritance in grapes, (39) 242. 

 Inhertiance in strawberries, (39) 349. 

 organs, female, thyroid gland of, (28) 271. 

 ratio, control, (39) 575. 

 ratio, control in dairy cattle, (38) 175. 

 ratios in pigeons, (33) 369. 

 relation to color and fertility in pigs, (30) 472. 

 sequence in fowls, (39) 781. 

 studies, (40) 664. 

 studies with fowls, (39) 177. 

 trimorphism, studies, (28) 571. 

 Shaddocks, culture in Barbados, (28) 828. 

 Shade— 



eflect on — 



composition of tobacco, (30) 430. 



evaporation in plants, (26) 821. 



plant growth, (29) 130; (30) 343. 



tobacco, (33) 521. 



transpiration of white pine seedlings, (33) 



224. 

 woody plant seedlings, (30) 430. 

 relation to evaporation and transpiration in 

 nursery beds, (31) 838. 

 Shaftal as a forage crop, (38) 230. 

 Shafting, size and strength formulas for, (31) 688. 

 Shaking machine, description, (36) 413. 

 ShaUu— 



analyses, (37) 539. 



as dry-farm crop, (39) 736. 



culture experiments, (29) 426; (32) 526. 



description and culture, (37) 740. 



drought resistance of, (28) 633. 



notes, (29) 141. 



stover, digestibUity and productive value, 



(37) 865. 

 varieties, (37) 338. 

 Share leasing, adaptation to joint-stock agricultural 



societies, (40) 490. 

 Sharps, analyses, (26) 666. 



