1919] 



INDEX OF SUBJECTS. 



989 



School — 



and home gardening course, Cal., 95. 

 children, act limiting labor by, in Scot- 

 land, 493. 

 children, distribution of eggs to, .".96. 

 fairs in Canada, 495. 

 gardening in India, 697. 

 Schools — 



agricultural. (See Agricultural 



schools.) 

 rural, hot lunches in, 68. 

 rural, planting grounds, Mich., 46. 

 Scirpus americanux, analyses, Wyo., 333. 

 Scitala pruinoixi, notes, 66. 

 liclerotinia — 



fructigena, notes, 53. 

 Ubertiana on celery, N.J., 50. 

 trifoliorum, studies, N.C., 450. 

 Sclerotinia — 



longevity in soil, 844. 

 on onion, 154. 

 Sclerotium — 



oryzcB, notes 841. 

 rolfsii on tomato, 156. 

 spp. in soil, damage from, 655. 

 Scolecotrichum graminis, notes, 843. 

 Scolytus ratzeburgi, notes, 455. 

 Scopolamine from Datura vietel, 825. 

 Scrapie, studies, 85, 580. 

 Screenings — 



analyses. Can., 565. 

 feeding value. Can., 569. 

 Screw-worm flies, flight distances, 259. 

 Scurfy scale in South Dakota, 59. 

 Scurvy — 



as affecting teeth, 471. 

 studies, 266, 365, 470, 562, 860. 

 (See also Antiscorbutic.) 

 Sea water salts, fertilizing value, 723. 

 Seaweed, fertilizing value, 229. 

 Secretin and vitamin, identity, 267. 

 Sedges, analyses, Wyo., 333. 

 Seed — 



certification, standardization, and list- 

 ing, 536. 

 control, aspects of, U.S.D.A., 442. 

 Industry of United States, U.S.D.A., 



645. 

 inspection, Colo., 645 ; Idaho, 225, 

 339 : Mont., 40 ; N.Dak., 140 : N.H., 

 40. 

 inspection in Denmark, 228. 

 inspection in New Zealand, 442. 

 inspection in Zurich, 729. 

 inspection of lawn-gras.s mixtures, 



N.J., 40. 

 law in Idaho, Idaho. 236. 

 production in Great Britain, 737. 

 production, studios, U.S.D.A., 442. 

 reporting as a public service, 737. 

 reports, U.S.D.A., 235, 442, 537, 645. 

 testing, 730 ; Iowa. 40. 

 trade responsfljilities, 737. 

 treatment, 737, 754 ; Mich., 654 ; N.J., 



654. 

 treatment by formaldehyde vapor, 154. 

 245. 



177S4S°— 20 8 



Seed — Continued. 



treatment for dodder control, 646. 

 treatment, presoaking in, 246. 

 treatment with ammonium nitrate, 730. 

 Seeds — ■ 



analyse.s for fat and moisture content, 



501. 

 as affected by drying, 730. 

 as affected by imperfect fungi, N.Dak., 



140. 

 germination as affected by alkali, 622. 

 germination as affected by organic sub- 

 stances, 523. 

 germination in heated soils, 215. 

 oil. (See Oil seeds.) 

 pedagogy of, 597. 

 preservation, P.R., 147. 

 size of, as affecting yield, 536. 

 translocation of mineral constituents, 



726. 

 viability as affected by heat, 430. 

 weed. (See Weed seeds.) 

 Segment blocks for large size drains, 483. 

 Selection — 



experiments with Drosophila, 868. 

 experiments with inbred rats, 865. 

 for sex ratio, 866. 



natural, action on Mendelian charac- 

 ters, 268. 

 Self-feeders. (See Pigs and Lambs.) 

 Senescence in the white mouse, 766, 767. 

 Septic tanks — 



construction. Wash., 692. 

 new form, 589. 

 Septicemia — ' 



hemorrhagic, 474, 777. 

 hemorrhagic, in camels, 86. 

 hemorrhagic, in lambs, Iowa, 286. 

 hemorrhagic, in sheep, 479. 

 infectious, prophylaxis and treatment, 

 577. 

 Septoria, biologic specialization, 544. 

 Septoria — 



lycopersici, control, N.J., 52. 

 petroselini apii, studies, N.J., 50. 

 Sericulture — 



in Germany, 847. 

 in Mysore, 59. 

 in the Far East, 458. 

 (See also Silkwoi-m.) 

 Serradella — 



culture on sandy soils, Wis., 18. 

 germination as affected by organic sub- 

 stances, 523. 

 Serum — 



institute in Holland, reports, 474. 

 proteins of blood, regeneration, 859. 

 therapy and anaphylaxis in veteri- 

 nary practice, 185. 

 therapy of wounds and pyogenic in- 

 fections, 188. 

 Serums — - 



antistreptococcic, from horses im- 

 munized by single dose, 376. 

 antitoxic, concentration, 874. 

 antitoxic, studies, 282, 283. 

 as new and nonoflScial remedies, 781. 



