958 



EXPERIMENT STATION RECORD. 



[Vol. 38 



Hydrophobia. (See Rabies.) Page. 



Hydroxyl-ion concentVation, effect 



on growth of barley seedlings 736 



Hydrozetes, revision 460 



Hygiene and preventive medicine, 



treatise 882 



Hygrometry, improved methods, 



U.S.D.A 210 



Hylemyia antiqua, remedies 155 



Hymenochwte noxia, notes 52, 53, 354 



Eyphantria cunea. (See Webwonn, 



fall.) 

 Eypoaspis arniatus n.sp., descrip- 

 tion 63 



Eypoderma lineata in Netherlands_ 563 

 Eypopteromalus percussor n.sp., de- 

 scription 768 



Eysterium coffeanum, notes 51 



Ice — 



cream, bacteriological examina- 

 tion, U.S.D.A 75 



cream, bacteriological studies, 



Iowa 868 



cream laboratory guide 281 



house, small, description, 



U.S.D.A 476 



houses, construction, Mont 190 



houses, plans for 292 



of Greenland and its foehn, 



U.S.D.A 812 



vapor pressure, U.S.D.A 811 



Icerya purchasi. (See Cottony 



cushion scale.) 

 Idaho University and Station, 



notes 399, 797 



Idiocerus — 



niveosparsus, remedies 360 



acurra (I. gemmisimulans) , 



studies 764 



Illinois Beekeepers' Association, re- 

 port 164 



Imbibition in plants 729 



Immunity — 



and infection, monograph 482 



and tissue transplantation 583 



infection, and specific therapy, 



textbook 781 



relation to specific parenteral 



digestion 580 



Immunization. (See Hog cholera, 

 Tuberculosis, etc.) 



Immunology, cellular, studies 78 



Inbreeding — 



formulas for 367 



numerical measure 269 



studies 65 



Incubation, notes. Wash 796 



Incubators, operation, N.J 876 



Incurvaria rubiella, remedies 466 



India rubber. (See Rubber.) 



Indian meal moth, life history 562 



Indiana Station, notes 96, 198, 797 



Indigo — 



as a green manure 337 



breeding experiments 526 



culture experiments 336. r>'2Ci 



culture in Bihar 234 



Page. 



Infants, food requirement, 267 



Infection — 



and immunity, monograph 482 



immunity, and specific therapy, 



textbook 781 



Influenza, equine, treatment 788 



Inheritance. (See Heredity.) 

 Insect — 



eggs, toxicity of volatile organic 



compounds to, U.S.D.A 858 



parasites, cages for 566 



pests of the household, Ky 258 



powder, examination, U.S.D.A__ 207 

 Insecticides — 



analyses, Can 643 



preparation and use, U.S.D.A__ 843 



rules and regulations, U.S.D.A- 56 



tests 156 



(See also specific forms.) 

 Insects — 



as affected by smelter gases 458 



as carriers of fire blight 558 



attacking weeds in Minnesota 155 



beneficial, selection and breed- 

 ing 558 



collecting and preserving 156 



control by fungi and bacteria 357 



control by parasites 258 



destruction in seed rooms 241 



destruction in soils, U.S.D.A 457 



dissemination of diseases by 558 



distribution, graphically illus- 

 trating 858 



economic, in Costa Rica 358 



feeding value for poultry, 



U.S.Dj^ 71 



garden, remedies, Va. Truck 54 



garden, summary of informa- 

 tion, Ind 54 



greenhouse, remedies, Ohio 857 



household and camp, remedies- 857 



imported into New Jersey 857 



injurious — 



control in United States 256 



In Antigua 256 



in Borneo 54 



in British Columbia 155 



in British Guiana 459 



in Canada 459, 556, 857 



in Cuba 556 



in Dutch East Indies 548 



In Federated Malay States- 460 



in Finland 256 



in Georgia 256 



in Great Britain 4G0 



in Grenada 857 



in Hawaii 557 



in India 157. 257 



in Indiana 556 



in Italy 460 



in Jamaica 459 



in Japan 857 



in Kansas, • Kans 653 



in Kief 256 



in Madras 350 



in Marvlaud 154 



