INDEX OF SUBJECTS. 



951 



Page. 



Ducks, destruction of tobacco insects by 63S 



hybrid, studies 473 



inheritance of size in S76 



treatise 270 



Dulcit, determination 709 



Dunsiclcnoss, notes 480 



Dunim wheat. (See Wheat, durum.) 



Duty of water. (See Water, duty.) 



Dyes, fat-soluble, behavior in the organism. . 671 



Dynamite, removal of stumps with, Ky 187 



Dysdercus cingulatus, injurious to kapok 354 



hownrdi, studies 454 



suturellus. (See Cotton stainer.) 

 Dysentery — 



amebap, notes and bibliography 246 



chronic bacterial. (See Johne's disease.) 



in bees, notes 501 



calves, studies 4<S3 



treatment 682 



toxins and antitoxins, notes 676 



transmission by house flies, Cal 61 



Dyiiscus marqinnUs, digestive ferments of 657 



Eagles of France, book 452 



Earias fabia , injurioi^s to kapok 354 



Earthquake of July 1, 1911, U.S.D.A 27 



Earthworms, aeration of soils by 619 



in forest soils 223 



East coast fever. (See African coast fever.) 



Echinacea ausustifolia, nature and use 580 



Echinocactus wislizeni, root habits 728 



Eclampsia, puerperal. (See Milk fever.) 



relation to anaphylaxis 375 



Economics in agricultural education and re- 

 search. Wis 386 



rural. (See Rural economics.) 



Eddoe, varieties 733 



Edible fats, methods of analysis 113 



Education, agricultural. (See Agricultural 

 education. ) 



in the South, conference on 697 



relation to industrj' 296 



secondary, science in 296 



vocational, in Minnesota 391 



Educational ideals, changes 299 



Eelworms, treatment 845 



Egg albumin. (See Albumin, egg.) 



dried, examination. Conn. State 660 



laying competitions in England and Aus- 

 tralia 369 



New South Wales 270 



South Australia. . 876 



membranes, ovarian, permeability 671 



noodle tables , recalculation 99 



production, studies, Md 770 



Me 672 



white, digestibility 263 



yellow, effect on digestion 68 



yolk, color as affected by com, Md 771 



lipoids of. 67,.503 



lutein of 563 



Eggs, artificial incubation 270 



bacterial flora of 168 



chemistry of. 258 



cold storage of. 369 



collection and grading 271 



Eggs, deterioration 270 



U.S.D.A 1,54 



development as affected by narcotics . . 772 



duration of fertility 270 



fertility in, studies, Md 770 



fertilization and incubation of 876 



hen's, early development of 271 



incubating, metabolism of 877 



marketing 271 



cooperatively 92 



monthly receipts, U.S.D.A... 94,190,491,595 



mycology of 355 



preser\'ation 270,369 



production and marketing, U.S.D.A . . 78 



time required to fertilize 470 



transportation 271 



turning by the incubating hen 772 



weights of parts 503 



Eichhornia speciosa, stomatal movement in. . 627 



Eimeria avium , notes 5S8 



spp., notes 483 



Elachcrtus hyphantrise n.sp., description 63 



Elachisia txniatclla, hymenopterous parasite. 658 



Elseagnus argentca, geographical distribution. 334 



Elseagnus, food plant of purple scale, Cal 756 



Elseis spp. , composition 23 



Elder, occurrence of barium in 432 



Electric current, use in soil analysis 519,520 



power plant for farms 91 



Electricity, agricultural, treatise 893 



effect on seed germination 131 



forcing of plants by 136 



use in agriculttu-e 789 



Electrochemistry, treatise 818 



Electromotive phenomena in plants 227 



Eleolite as a source of potash 426 



Eleusine spp. , notes 361 



Elk in Jackson Hole, Wyo., U.S.D.A 652 



Elm leaf beetle, notes and bibliography 147 



scale, notes. Conn. State 856 



scurfy scale, notes 147 



Elodea canaden.iis, precipitation of iron by . . . 326 



Elodea leaves, parasitic bacteria on .5;2 



Embryology, notes 365 



treatise 876 



Emmer, varieties, Mont 39 



winter, studies, U.S.D.A 132 



EmphoT bombiformis, life history 657 



Emphysema, pulmonary, cause and treat- 

 ment 486 



Empoasca mali. (See Apple leaf-hopper.) 



Empusa aphidin, investigations, U.S.D.A 454 



(Entomophthora) tampyridaTum, 



notes 253 



grylli, affecting locusts 247 



Emulsin as affected by heat 310 



effect on respiratory pig:ments of 



plants 327 



Encarsia elegans, notes 1 49 



Encyrtinsp, new species, descriptions 254 



Endotin, tests 180 



use against tuberculosis 'S4 



Energy expenditure in walking 871, 872 



production as affected by food in- 

 take 160, 565 



