942 



EXPERIMENT STATION EECORD. 



[Vol. 36 



Page. 



Drying, theory of, U.S.D.A 809 



Ducklings- 

 cost of raising, Can 73 



disease of, Can 85 



Dugaldia hoopesit, toxicity toward sheep, 



U.S.D.A 680 



Durum wheat. (See Wheat, durum.) 



Dust- 

 explosions in cereal mills 686 



prevention experiments, U.S.D.A 188 



preventives, Iiibiiography 188 



Dwellings, fire hazard in 687 



Dyes- 

 coal tar, separation 714 



fat-soluble, effect on health 262 



methods of analysis, U.S.D.A 714 



Dyestufls, vegetable, in Madras 319 



Djmamite — 



ditching and digging holes with 89 



use in clearing land, Minn 785 



Dyscinetus spp., notes 753 



Dysdercus — 



delauneyi, investigations 654 



sutUTcllus. (See Cotton stainer.) 



Dysentery- 

 epidemic, relation to flies 156 



spontaneous amebic, in monkeys 576 



Earthquake — 



in Alabama, U.S.D.A 719 



in North Carolina, U.S.D.A 19 



in 1916, U.S.D.A 719 



Earthworms — 



in Indiana 251 



parasites of 359 



Earwig, life history 857 



East coast fever. (See African coast fever.) 



Eccoptogaster spp., notes 754 



Echidnophaga gallinacea, notes 554 



Economics, nural. {See Rural economics.) 



Eddoes, varieties 735 



Education- 

 agricultural. (See Agricultural educa- 

 tion.) 



in relation to agriculture 595 



role of school gardening in 94 



vocational. Federal aid 701 



Egg- 

 albumin in baking powders 561 



laying contest, Conn.Storrs 570 



production, breeding for. Wash 693 



production, physiology, U.S.D.A 73 



production, studies. Mass 173 



white, effect on creaming abiUty of milk, 



Iowa 76 



yolk fat, digestibility, U.S.D.A 860 



Eggplant- 

 breeding experiments, N.J 839 



insects affecting, P.R 354 



tortoise beetle, studies, U.S.D.A 57 



Eggs- 

 Chinese preserved, analyses 362 



ducks', preservation in China 362 



dwarf, studies, Me * 473 



dwarf, studies, U.S.D.A 73 



fall and winter production, Wash 195 



fertility. Can 71 



Eggs— Continued. Page. 



food value and uses, U.S.D.A 761 



for hatching, production, W.Va 871 



for hatching, shipping. Can 70 



incubation, W.Va 871 



incubation experiments, Ind 770 



preservation experiments, N.J 870 



production in winter, U.S.D.A 669 



variation in shell color, N.J 870 



weight in relation to dimensions, Can 73 



weight of, Conn. Storrs 570 



Elachertodomyia, erection 859 



Elasmus — 



aspidiscse n.sp., description 556 



mordax n.sp., description 556 



Electric- 

 equipment for farms 400 



heating units and ranges, descriptions. . . 562 



Ught and power for rural service 890 



hghting systems for farms 590 



Electrical conductivity of solutions, measiue- 



ment 503 



Electricity- 

 atmospheric, variations at sunset and sun- 

 rise, U.S.D.A 419 



effect on crop growth 227 



for cooking and heating 763 



Electromotive phenomena in plants 732 



Elephant grass, composition and culture 230 



Elevators, cooperative, in Minnesota, Minn. . 790 



Elm leaf— 



beetle, Ufe history 461 



rosette, studies. Me 755 



Embryo sac as a colloidal system 526 



Emersonopsis, erection 859 



Emmer— 



culture experiments, Can 32 



culture experiments, U.S.D.A 34, 133, 830 



culture in southern Idaho, U.S.D.A 227 



culture under dry farming 529 



culture under dry farming, Utah 528 



fall-sown, in Maryland and vicinity, 



U.S.D.A 736 



varieties. Can 32 



varieties. 111 634 



varieties, U.S.D.A 33,132,830 



Empoasca mali, relation to fire bUght 351 



Einpyreuma lichas, notes, P.R 355 



Encarsia partenopea, studies 759 



Encephalomyelitis in horses 780 



Encyrtus mayri, studies 759 



Endive- 

 forcing 443 



rot, description 648 



Endothia parasitica — 



and related species, U.S.D.A 548 



as affected by tannin, N.J 149 



notes 150 



Energy transformations in germinating 



seeds 525 



Engineering, agricultural. (See Agricultural 

 engineering.) 



Engines- 

 gas, operating 687 



gas, short-course instruction in 400 



gas, treatise 287 



internal combustion, cooler for 287 



