902 



EXPERIMENT STATION RECORD. 



Page. 



Sipha glt/cerioe, description, Me 757 



Siphocoryne avenx. (See Grain aphis, Euro- 

 pean.) 



Siphona geniculata, viviparity in 365 



Siphonophora citrifolii, notes 362 



rosce, parasitism 367 



Sirup, adulteration, U.S.D. A 468 



cane. {See Cane sirup.) 



cherry, misbranding, U.S.D. A 468 



misbranding, U.S.D.A 168,371,468,568 



Sirups, fruit, adulteration and misbranding, 



U.S.D.A 468 



keeping quaUties, U.S.D. A 509 



method of analysis 307 



sugar, lieeping qualities, U.S.D.A . . . 509 



Sisymbrium spp., infection experiments 653 



Sitotroga cerealella. (.See Angoumois grain- 

 moth.) 



Skeleton of domestic horse, variations in 477 



Skim milk, analyses 281 



condensed, standards, Ind 778 



detection 12 



for calves. Wis 74 



pigs. Can 379 



Minn 178 



spread of tuberculosis by 479 



sweet and sour, for pigs 476 



Skin food, misbranding, U.S.D.A 568 



Skorup, manufacture and use 182 



Skunks, destruction of gophers by, U.S.D.A. . 154 



Slag for road construction, U.S.D.A 489 



(See also Phosphatic slag.) 



Slate soils of New South Wales, analyses 521 



Slaughterhouses, inspection, U.S.D.A 65 



in Virginia 168 



Sleeping sickness, method of study 786 



Small holdings and allotments act in England 693 

 Smelter wastes, effect on plants and animals, 



U.S.D.A 430 



Smithia microti n.sp., description 393 



Smoke, effect on pine forests 726 



Smudges, protection of orchards by, U.S.D.A 144, 



341,441 

 Smut. (See Barley smut. Corn smut, etc.) 



Snails, manatee, notes, Fla 462 



Snakes, destruction of gophers by, U.S.D.A. . 154 



Snout beetles, injurious to apples, W. Va 160 



nuts, W.Va 261 



Snow, diurnal exchange of heat in 15 



eSect on gipsy moth eggs 560 



nitrogen content 220 



relation to wheat maturity, Alaska. . . 631 



Snowfall at Simimit, California, U.S.D.A 617 



catchment of, U.S.D.A 617 



inNew York, 1909-10, U.S.D.A.... 15 



Societies, miscellaneous, in Ireland 795 



Soda, caustic, as a digestion reagent 73 



copper, mixture, method of action 253 



water, inspection, Me 567 



Sodium- 

 acetate, effect on peaches, U.S.D.A 164 



arsenate, analyses, Can 367 



Ijenzoate, action on human organism .... 669 

 carbonate, effect on solubility of lead 



arsenate, U.S.D.A 164 



chlorid. (See Salt.) 



Fage. 

 Sodium— Continued. 



citrate, effect on nitrate formation in soils . 621 



cyanid, fumigation 367 



effect on plants 328 



wheat seedlings 28 



hydroxid, effect on casein 510 



losses from soils 520 



nitrate. (See Nitrate of soda. ) 



selenate, effect on plant respiration 629 



silicate, effect on soil productivity 320 



sulphite as a meat preservative 166 



use in sugar manufacture 311 



zeolite, effect on plant growth 528 



Soft scale, notes 362 



Soil acidity, correction, Oreg •. 137 



determination 11, 715 



effect on plants 226 



relation to nitrification, Va. 



Truck 716 



testing 523 



analyses, interpretation regarding phos- 

 phoric acid, U.S.D.A 508 



analysis, studies 301, 302, 714 



unification 416 



value in intensive agriculture. . 314 



bacteria as affected l^y lime 231 



effect on metals 318, 422 



functions and value, U.S.D.A. . 121 



lecture on 422 



relation to soil fertility 122 



bacteriology, studies 31, 721, 730 



charts, preparation and use 314 



concentration, relation to plant growth. . 714 



cultures, tests 132 



denudation, measurement 520 



erosion as affected by forests 219 



prevention 520 



fertility— 



and agriculture, treatise 17 



as affected by poultry keeping 178 



various sul«tances 623 



conservation 18, 619 



discussion 318, 523 



factors affecting 23 



investigations 717 



maintenance 072, 694 



Miss 20 



Mo 20,21,318 



Ohio 717 



paper on, Oreg 295 



prolslems and bibliography 19 



relation to bacteria 122, 523 



soluble phosphoric acid . . 519 



review of. Ill 231 



theory and practice. 111 224 



variation in, Pa 518 



Whitney's theory .*. 18 



film water, studies 714 



hardpan, causes 715 



improvement, relation to lime, N.Y. 



Cornell 436 



inoculation experiments 20, 131, 132 



for clover 632 



crimson clover, Ala. Col- 

 lege 35 



lupines 624 



