992 



EXPERIMENT STATION RECORD. 



Scymnus — Pifee. 



Mptmctatus in Philippines 562 



sp., life history 562 



Sea water, use for irrigation 392 



Seaweed — 



as a source of potash 819 



culture in Ireland 819 



for potatoes 330 



Sedge rusts, taxonomy 130 



Sedges of Philippines 433 



Seedlings, phototropic responses in_ 29 

 Seeds — 



as affected by electrolytes 727 



determination of life duration- 128 



distribution, Alaska 694 



fairs in Canada 697 



germination as affected by 



naphthalin 523 



germination as affected by 



nitrogenous products 825 



germination, physiology 29 



germination studies 310, 825, 826 



immature, formation of starch_ 523 



imports, U.S.D.A 827 



inspection in North Carolina — 836 

 inspection in North Dakota, 



N.Dak 138 



law in Wyoming 138 



leguminous, as affected by 



heat 629 



relation to number of ovules 130 



rest period in, Mo 520 



sampling device for, U.S.D.A — 836 



sterile preservation 727 



submerged, longevity 30 



weed, in farm lands 138 



Seismology, bibliography, U.S.D.A. 320, 717 



Selection, Mendelian interpretation- 822 



Self-feeders for fattening pigs, Mo. — 266 



Septic tanks, construction 691, 892 



Septoria — 



apii, relation to celery leaf 



spot 547' 



apii, treatment 848 



lycopersici, treatment 53 



petroselini apii, studies, Wash_ 742 



riUs, studies, N.Y.Cornell 347 



ruhi, notes, Alaska 647 



Sericulture. (See Silk.) 

 Serradella, culture experiments, 



Wash 33 



Serum — 



cytotoxic immune, studies 385 



determination of cholesterol in_ 315 



normal, opsonins of 178 



of cows immunized against tu- 

 berculosis 181 



of pigs, refractive index 483 



preparation and standardiza- 

 tion 280 



preservatives, pharmacological 



action 280 



Sesame — 



cake, analyses 170, 870 



culture and utilization 438 



Sesame — Continued. Page. 



diseases in India 846 



oil, chemical and physiological 



tests 362 



oil, hardened, analyses and di- 

 gestibility 564 



Sesamia — 



iiiferens, notes 856 



nonagrioides, notes 554 



Sesiania aculeata as a green ma- 

 nure 131 



Sesia — 



brunneri n.sp., description 655 



novaroensis, studies, U.S.D.A 454 



rhododendri, notes 252 



Sewage — 



analysis, text-book 206 



disposal for farms 784, 892 



disposal from hospitals and 



medical establishments 486 



disposal in rural districts 590, 591 



disposal plants, treatise 785 



fertilizers from, U.S.D.A 219 



from dairies, purification 784 



from piggeries, treatment 684 



from sugar refineries, purifica- 

 tion 785 



injury to crops, studies 588 



irrigation for forests 543 



of New York City, utilization- 124 



purification 423, 691 



residential, disposal 691 



sludge, analyses. Can 723 



sludge, fertilizing value 423 



sludge, utilization 124 



sludge, utilization, Cal 24 



treatment with activated sludge- 786 

 water. (See Water, sewage.) 



Sewer pipe, testing 392 



Sewing — 



in graded schools of Wisconsin- 195 



instruction in Porto Rico 397 



Sex- 

 determination in cattle 669 



determination in guinea pigs 168 



ratios in pigeons, R.I 369 



Shade — 



effect on tobacco 521 



effect on transpiration of white 



pine seedlings 224 



Sheep — 



Blackface, notes 669 



Border Leicester, notes 669 



breeding and care 71 



breeding experiments 570 



breeding experiments, Ariz 73 



breeding, wintering experiments. 



Can 760 



Caracul, origin and character- 

 istics 871 



degeneration in teeth of 270 



digestion experiments 758 



dipping experiments 571 



disease, description, Alaska 680 



feeding experiments. Can 760 



feeding experiments, Ind 374 



