INDEX OF SUBJECTS. 



867 



Hydrocyaulc acid— Continued. Page. 



gas, fumigation 467 



pf buildings, Conn. State . 361 



in Sambucus nigra, studies 725 



r6l3 of, in plants 330 



Hydrogen— 



peroxid, adulteration and misbranding, 



U.S.D.A 65 



in sterilized water 518 



resorption in the intestines 570 



Hydrogenase in mammary glands 285 



Hydrography of Sacramento River, U.S.D.A. 419 



Hydromel, preparation 218 



Hydrophobia. (See Rabies.) 



HydroxylamJn, electrolysis 610 



Hygiene, bibliography 95 



tropical veterinary, studies 582 



Hylastinus obscurtts. (See Clover-root borer.) 



Hylesinus opaculus, notes 564 



Hylophilidse, catalogue 465 



Hylotoma pectoralis as a cause of bee disease. . 366 



rosx, description 355 



Hylotrupes bajultis, notes 665 



Hymenodosmina trichoptilus n.sp., description 666 

 Hymenolepis microps, relation to grouse dis- 

 ease 590 



Hymenoptera — 



of India 358 



Kansas and Colorado 358 



New Jersey, list 366 



parasitic, life history and habits 367 



new species 765 



notes 367 



of North America, notes 666 



proctotrypoid, of Washington, list 666 



Hyperaspidissp., notes, U.S.D.A 157 



Hyperemia, treatment 783 



Hypertrophic gastritis in horses, description. 689 

 Hyphantria cunea. (See Webworm, fall.) 



Hyphcene thcba'ica, description 542 



Hypochlorites, purification of water by 619 



Hypochthonius texanus n.sp. , description 565 



Hypoderma spp., treatment 152 



Hyponomeuta padella, studies 657, 760 



spp., remedies 760 



Hypopteromalus n.spp., descriptions, U.S. 



D..\ 162 



Hysterium macros porum, relation to source of 



seed 652 



Ice, adulteration, U.S.D.A 371 



conditions on Great Lakes, U.S.D.A 419 



cream, adulteration and misbranding, 



U.S.D.A 568 



insi)ection. Me 567 



manufactories. Inspection in Vir- 

 ginia 168 



powder, misbranding, U.S.D.A.. 568 



storages on farms 242 



Icerya purchasi. (See Cottony cushion-scale.) 



Ichneumon sp., parasitic on wild silkrworm. . . 560 



Idagon irrigation project, U.S.D.A 419 



Idaho irrigation project, U.S.D.A 419 



University, notes 597 



Idolothrips n.sp., description 557 



Illinois Station, notes 97, 297, 496, 597 



University, notes 97, 597 



Illosporium malifoliorum, notes 454 



86058°— VOL 23—11 6 



Immunity — 



in nonbacterial diseases lOO 



tropical and subtropical diseases 484 



leucocytes in, lectures on 583 



passive, in fowl cholera 487 



relation to anaphylaxis 100 



transmission in rabbits 482 



treatise 387 



vaccination, and serum-therapy, treatise. 481 



Immunization, studies 671 



(See also Anthrax, Tuberculosis, etc.) 



Imphee disease, notes 649 



Inbreeding as a cause of acute anterior jwlio- 



myelitis in chickens 690 



treatise 174 



Incubation, artificial, history and methods. . 578 



Incubator houses, descriptions. Wash 692 



India rubber. (See Rubber.) 



Indian potato, analyses and digestibility, 



Nev 72 



Indiana Com Growers' Association 635 



Station, notes 597,696 



Indians, agricultural education for, U.S.D.A. 293 



Pima, standard of living 469 



Indigo as a green manure 124, 134 



wilt, investigations 246, 448 



Individuals, recognition by hemolysis 671 



Industrial contests for boys and girls, Ind 94 



education in high schools 493 



rural schools 295 



instruction at North Adams nor- 

 mal school 399 



laborers La Belgium, studies 593 



Industries of Colorado, U.S.D.A 590 



Infant feeding, treatise 171 



foods, preparation 171 



Infants, protein metabolism in 271 



soy-bean flour for 468 



Infection, leucocytes in, lectures on 583 



Inflammatory conditions, use of vaccines in. 482 



Inga spp. , coffee disease affecting 749 



Inheritance. (See Heredity.) 



Insect common names, list 359 



galls in Cuba 255 



Massachusetts 564 



generation, book 555 



growth, bibliography, N.H 358 



larvae, aquatic, list of parasitized forms 159 



parasites of Ptychoptera "62 



tachinid, pupation and hi- 

 bernation 762 



Insecticide law, federal 767 



Insecticides — 



analyses, N.Dak 371 



Oreg 466 



chemistry of. Can 367 



investigations 766 



notes 545, 656 



U.S.D.A 760 



Wis 59 



preparation and use 466 



Cal 266 



111 61 



Ky 466 



Md 252 



Mich 866 



Oreg 466 



