526 



EXPERIMENT STATION RECORD 



Silk— Continued. 



producers, lepidopterous, classification, (27) 



456. 

 production — 



and manufacture in China, (38) 361. 

 in Manchuria, (28) 253. 



1913, (35) 56. 



1914, (36) 655. 



1915, (37) 463. 

 Silkworm- 

 diseases, notes, (27) 456. 



eggs as affected by low temperature, (26) 452. 



jaundice, investigations, (28) 856. 



larvae, selection for flacherie resistance, (38) 



860. 

 muscardine, notes, (26) 757; (27) 466; (32) 63. 

 pebrine, corpuscles in, (30) 549. 

 pebrine, notes, (29) 762; (39) 255; (40) 652. 

 pebrine, studies, (27) 762; (37) 361. 

 Silkworms- 

 anatomy and physiology, (26) 556. 

 bacillary septicemia of, (30) 53, 54. 

 breeding experiments, (34) 552. 

 composition at different stages, (31) 251. 

 development of silk glands, (37) 158. 

 dominant and recessive whites in, (31) 60. 

 effect of chemicals on, (38) 460. 

 embryology, (30) 456. 

 experiments with, (32) 399. 

 feeding on treated leaves, (39) 560. 

 flacherie and polyhedral disease of, (32) 851. 

 food plant for, (39) 258. 

 genetic studies, (37) 158. 

 grasserie in, (26) 149. 

 identification, (36) 380. 

 in India, (39) 862. 



in Madagascar and Reunion, (29) 855. 

 life history and rearing, (37) 598. 

 multivoltine hybrid races, (39) 158. 

 of Africa, (26) 455. 



of Africa, agricultural importance, (32) 847. 

 oviposition and parthenogenesis in, (36) 459. 

 papers on, (27) 456. 

 parasites of, (26) 882. 

 parthenogenesis, (39) 659. 

 rearing, (31) 850. 

 Silo- 



and water tank, combined construction, (30) 



489. 

 fillers, specifications, (37) 886. 

 Mexican, description, (26) 188. 

 roofs, concrete, construction, (30) 293. 

 SUos— 



and silage, booklet, (30) 670. 



and silage, notes, (29) 270; (30) 371; (31) 72; (32) 



590; (33) 90, 691; (35) 690; (38) 368. 

 asphyxiation in, (32) 678. 

 burned clay block, construction, (30) 489. 

 capacity, (37) 887. 

 care of, (26) 91. 



cement, construction, (27) 89, 793, 898. 

 cement stucco, construction, (27) 590. 

 clay tile, construction, (26) 686. 

 comparison of different types, (29) 489. 

 concrete — 



block, construction, (30) 487. 



construction, (26) 91, 686; (32) 190; (34) 88, 

 488. 



for cold climate, (38) 292. 



forms for, (31) 590. 



handbook, (26) 790. 



pamphlet, (31) 892; (33) 892. 



treatise, (35) 294. 

 construction, (26) 393; (28) 291; (29) 593, 689; (30) 

 89; (31) 331, 591, 592, 786; (32) 86, 687; (34) 192, 

 892; (36) 167, 190, 288; (37) 591, 696, 789; (38) 

 190, 391. 

 construction and filling, (31) 489; (39) 134. 

 description, (26) 385; (31) 673. 

 filling, (31) 891; (34) 138. 

 for prairie farms, (35) 690. 

 gas from, analyses, (32) 679. 

 German types, description, (34) 565. 

 Gurler, construction, (31) 786. 

 Ourler, notes, (26) 91. 

 handbook, (29) 87. 

 hollow tile, construction. (35) 792. 

 mechanical pressure, (39) 99. 

 notes, (27) 68, 486, 872; (28) 581; (29) 473; (32) 

 86, 189, 285. 



Silos— Continued. 



pit, construction, (32) 190; (36) 91; (37) 789. 



pit, construction and use, (32) 790. 



pit, for western Kansas, (30) 294. 



pit, semipit, and bank, construction, (37) 388. 



plastered, description, (26) 299. 



power for filling, (32) 590. 



sheep-feeding capacity, (32) 670. 



stave, construction, (29) 789; (34) 488; (36) 91. 



stave, notes, (26) 91. 



stone and brick, construction, (29) 489. 



summer, use, (30) 875. 



treatise, (30) 389. 



vitrified tile, construction, (32) 590. 



wooden hoop, construction, (31) 489; (32) 888; 

 (37) 491; (38) 190. 

 Silpha bituberosa, studies, (37) 261. 

 Silphium laciniatum, transpiration in, (33) 29. 



sat— 



carried by streams of Alps and Pyrenees, (33) 

 718, 719; (34) 512. 



determinations in Colorado River, (37) 486. 



distribution in soUs, (28) 28. 



in the Rio Grande, (30) 418. 



problem in irrigation, (32) 882. 

 SUvanus — 



spp., notes, (34) 754. 



surinamensis, see Grain beetle, saw-toothed. 

 Silver- 

 cleaning, electrolytic method, (36) 266, 865. 



compounds, colloidal, effect on catalase, (26) 

 604. 



fish, life history and parasites, (35) 657. 



fish, notes, (33) 459; (38) 364. 



leaf disease, notes, (30) 845; (40) 748. 



leaf disease, studies, (34) 744; (39) 653. 



metallic, effect on Aspergillus niger, (30) 824. 



nitrate, effect on — 



germinability of wheat, (34) 31. 

 germination of barley, (29) 629. 

 starch ferments, (27) 109. 



nitrate emulsion, fungicidal value, (26) 346. 



salts, effect on Aspergillus niger, (29) 554. 



toxic effect on plants, (38) 628. 

 SUvicultural experiments, methods of conducting, 



(27) 647. 

 Silviculture — 



American, handbook, (28) 343. 



at International Congress of Agriculture, (30) 

 346. 



in America, (35) 746. 

 Canada, (37) 45. 

 Costa Rica, (27) 147. 

 India, (37) 547; (39) 648. 

 southern Appalachians, (37) 46. 

 the Tropics, treatise, (28) 343. 



manual, (31) 143. 



review of investigations, (35) 346. 



treatise, (35) 346. 

 Silvonomy, treatise, (33) 541. 

 Silybum marianum, analyses, (33) 466. 

 Simocephalus spp., heredity in, (32) 448. 

 Simodactylus cinnamomeus — 



investigations, (38) 163. 



notes, (27) 656. 

 Simplemphytus pacificus, notes, (32) 651. 

 Simuliidae — 



Brazilian, studies, (27) 57. 



of northern Chile, (37) 460. 



of northern Chile, description, (35) 258. 



of Saskatchewan, (39) 661. 



synopsis, (31) 254. 

 Simiilium— 



dinellii, notes, (27) 560. 



larvae, parasites, (27 )456; (29) 856; (30) 361. 



maculatum, oviposition, (34) 554. 



meridionale, see Turkey gnat. 



n.sp. from Texas, (34) 64. 



n.spp., description, (28) 854; (35) 362. 



n.spp. from tropical America, (34) 554. 



natural enemies of, (31) 851 



nigritarsis, notes, (36) 359. 



oviposition of Brazilian species, (29) 54. 



problem in Illinois, (28) 560. 



relation to pellagra, (31) 452. 



reptans injurious to grazing animals, (35) 681. 



review of literature, (30) 159. 



spp., life history, (32) 82. 



spp., notes, (28) 854; (29) 454. 



spp., relation to pellagra, (27) 156; (28) 853. 



