16 DEPAETMENT OF AGRICULTURE BULS. 401-425. 



Bulletin 



Spraying — No. Page. 



grapevine for control of leaf -folder, directions 419 12 



outfits, descriptions and use against red spider 416 66-67 



Sprays — 



adhesive, preparation and use against red spider 416 65-66 



arsenical — 



use against eggplant tortoise beetle 422 6-7 



use against grape leaf-folder 419 12 



use against red spider, formulas, etc 416 63-67 



use against sugar-beet thrips 421 10 



Spring -wheat. See Wheat, spring. 



Springs, protection from pollution, importance and methods . 414 70-71 



" Stag-headedness, ' ' occurrence in ■western yellow pine 418 16 



Stethorus — 



punctum, value in destruction of red spider 416 54 



utilis, value in destruction of red spider 416 55 



Strauss, J. F., bulletin on "The grape leaf-folder" 419 1-16 



Stiunps, clearing from cut-over land practices and cost 425 13 



Sudan grass, seeds, characters distinguishing from Johnson 



grass seeds, bulletin by F. H. Hillman , 406 1-5 



Sugar-beet thrips— 



bulletinbyWm.H. White 421 1-12 



See also Thrips, sugar-beet. 



Sulphur — ■ 



sprays, preparation and use against red spider 416 63-64 



use against fly larvae in manure 408 17 



use against vermin, method and value 414 113-114 



Sundial. See Lupine. 



Sunflower, host of red spider 416 5 



Sweet clover, growing on cut-over lands in middle North 425 20 



Syrphus-flies — 



parasitic enemies 416 53 



value in destruction of red spider 416 52-53 



Tanks, water storage for convict camps, types, cost, etc 414 77-83 



Tenant, labor income, use of term 411 8 



Tenants, truck-farm, labor income in southwestern New 



Jersey 411 18-19 



Tennessee — ■ 



convict labor for road work, digest of laws 414 213 



roads, experimental work at Knoxville 407 67-68 



Tent cloth, weights and treatment of different kinds 414 133-134 



Tents- 

 use in convict camps, requirements, prices, etc 414 130-134 



wall, prices, material, etc. , list 414 130-134 



Tenure, truck farms in southwestern New Jersey, systems, 



bulletin by Howard A. Turner 411 1-20 



Tetranychus bimaculatus . See Red spider. 



Texas, convict labor for road work, digest of laws 414 213-214 



Thompson, C. W., bulletin on " Factors affecting interest rates 



and other charges on short- time farm loans " 409 1-12 



Thrasher, brown, enemy of Calosoma, note 417 11 



Thrashing — 



oats, day's work under various conditions 412 7 



wheat, day's work for men and crews 412 7 



Thrips— 



sugar-beet — 



bulletin by Wm. H. White 421 1-12 



control experiments and methods 421 10-11 



historical notes 421 2 



life cycle 421 9-10 



life history, description, distribution, food plants, 



and habits 421 1-9 



nature and extent of injury to plants 421 3 



value in destruction of red spider 416 37-38 



Timber, mai'king in yellow pine region, directions 418 46-47 



