1917] 



INDEX OF SUBJECTS. 



943 



Dairying — Page. 



community, U.S.D.A 573 



in Denmark 172 



notes S72 



textbook 894 



Dams for prevention of soil erosion 2S6 



Danaea roots, myeorrhiza of 631 



Dandelions, nectar secretion 633 



Danthonia in New Zealand 637 



Dasheens — 



culture and use, U.S.D.A Ki7 



culture experiments, Tex 329 



nematodes affecting 841 



Dasyprocta punctata n.subspp., descriptions. 757 



Dasyscypha subtilissima , studies 354 



Datana integermna, notes , Conn. State 25.5 



Datura- 

 breeding experiments 546 



for classroom work in genetic.'; 831 



Deer Flat bird reservation, Idaho 355 



Delaware College and Station, notes 397, 600 



Delphastus catalinx, parasitic on white Hies. . . 58 

 Dendroctonus micans. (See Spruce beetk', 

 European.) 



Dendropemon sp., notes 453 



Dendroptioma saccharicola, notes 553 



Department of agriculture of Finland , report . 295 



Dermacentor t'enustv.s, notes 459 



DervMnyssus gallinx — 



life history and habits, U.S.D.A S59 



notes 261 



Deserts, precipitation-evaporation factor in. . 525 



Desiccation of Africa, U.S.D.A S07 



Desiccator, description 110 



Desmodium hirtum, culture experiments, 



Hawaii 131 



Desmosomus lovgipes, notes 359 



Dew, ammonia in, U.S.D.A lib 



Dewberries, varieties, Oreg 243 



Dewberry diseases, notes 52 



Dextrinase, bacterial, preparation 411 



Dextrose, determination in muscular tissue. . 617 



Diabetes, metabolism in 267 



Diabrotica — 



graminea, studies 256 



spp. injurious to potatoes. Wash 157 



vUtata. (See Cucumber beetle, striped.) 



Biachasma spp. , parasitic on fruit fly 856 



Biacrisia virginica, control by parasites 760 



Diamond-back moth — 



life history. Me 663 



life history , U.S.D.A 663 



Diaprepes n.sp. and n.subsp., description 765 



DiapusfuTtivus, life history t54 



Diarrhea, bacillary white — 



in chicks 82,280 



in chicks, Cal 182 



in chicks, Conn.Storrs 383 



Diaspis pe ntagona in Argentina 460 



DialTxa — 



mccMralis. (See Sugar-cane borer.) 



zeacoldla, notes 847 



Diatrypella barltrix n. sp., notes 148 



Dibromoorthocrcsolsulfonphthalein, use in 



milk cultures, U.S.D.A 686 



Bicyphus n.spp., descriptions 661 



Bidelphis marsupialis particeps n.subsp., 



description 775 



Diet— Page, 



and body condition, relation to energy 



production 469 



effect on heat production during mechan- 

 ical work 671 



from vegetable sources 264 



lists, compilation 469 



of children 671 



relation to glycogen content of liver 64 



summary and digest of data 571 



(See also Food.) 



Dietetics, essentials in 164 



Digestion — 



apparatus, fumeless, description 503 



crate for pigs, de.scription. Ark 678 



salivary, in horses 681, 771 



Digitalis, action in pneumonia 375 



BHophia graminis, notes 247 



Bilophosphora gTaminis on wheat 247 



Bimerospori u m mangi/erum, notes 839 



Bioctophyme renale in abdominal ca\ity 281 



Biospilus polydrusi n.sp., description, N. Y. 



State ." 359 



Diphosphate, fertilizing value 323 



Biplodia — 



cacaoicola, notes 349 



crebra n.sp., notes 148 



nalalensis, relation to citrus gummosis, 



Fla 056 



Diplodia on tea roots 52 



Biplodina degenerans n.sp., notes 148 



Dipping vats, construction 477 



Biprion simile, notes 255, 261, 568 



Diptera— 



head capsule and mouth parts 159 



of District of Columbia 57 



Bipylidium caninum, life history 163 



Discothccium bakeri n.g. and n.sp., notes 148 



Diseases of animals. (See Animal diseases.) 

 Diseases of plants. (See Plant diseases.) 



Disinfectants, bacteriological examination 711 



Distemper, canine. (See Dog distemper.) 



Distillation, colloidal bags or containers in. . . 409 

 Distillers' grains — 



analyses. Wis 471 



dried, analyses. Conn. State 268 



dried, analyses, R.I 767 



Bivfrsinervus 6!7i'e4<r!in.sp., description 162 



Divining rod, use, U.S.D.A 807 



Dog- 

 diseases, handbook 778 



distemper, treatment 584 



Dogfish, food value 63 



Dogs — 



parasites of 483 



treatise 769 



BoUchos lablab hay, digestibility and pro- 

 ductive value, Tex 865 



BolidiUTUS greenei n.sp., description 569 



Boihichiza popidea in United States 354 



Dothidella — 



ulei, notes 253 



vacciniicola n.sp., description 748 



Dourine — 



eradication 477 



in horses €92 



in United States 274 



