864 



EXPERIMENT STATION RECORD. 



Page. 



Hxmatopinus notophallus n.sp., description. . 662 



spp. , remedies 589 



Hxmatopinus spinulosus — 



development of Trypanosoma lewisi in. . . 662 



parasitism 157 



transmission of Trypanosoma lewisi hy... 559 



Hxmonchus contortus, treatment, U.S.D.A... 88 



(Strongylus) contortus, notes 88 



Hzmoprolcus orizivorx n.sp. , description 667 



Hail, injuries to trees by 130 



insurance in Europe 594 



prevention by cannonading 5J6 



protection from 713, 799 



studies 712 



Hailstorms in Saxony 312 



Hair tonic, misbranding, U.S.D.A 371 



Halarachne attenuata n.sp. , description 565 



Halley's comet,' relation to atmospheric phe- 

 nomena, U.S.D.A 311 



Halogen salts, relation to detection of nitrates. 213 



Ham, poisoning of man by 170 



Hardpan, causes 715 



Hares, coccidiosis in 291 



Harlequin cabbage bug, injurious to cotton, 



U.S.D.A 462 



Harrowing, effect on yield of cereals 310 



Hawaii Station, report 295 



Hawthorns, forcing experiments. Mo 526 



Hay, analyses 175 



crops, varieties 432 



for sheep ' 774 



grain mixtures for 535 



imports into Colorado, Colo 292 



making, notes 436 



native, analyses, Wyo 573 



for lambs, Wyo S73 



prices in England and Scotland 293 



production in Massachusetts, Mass 530 



shrinkage experiments 236 



spontaneous combustion 511 



wheat and oat, scale of points for 436 



yield as affected by pasturing 432 



soil moisture. Pa . . 522 

 (See also Alfalfa, Clover, and Timothy.) 



Hazelnut weevil, notes, W.Va 262 



Headache cures, misbranding, U.S.D.A. 65,468,568 



mixtures, sale and use, U.S.D.A. . 168 



Health, public, relation to milk 783 



Heart action as affected by tuberculosis 580 



Heartwater, treatment with trypanblau 589 



Heat, coagulation of proteins by 612 



diurnal, exchange in snow 15 



effect on longevity of fleas 159 



milk 114 



soils, N.Y. Cornell 316 



tryptic digestion of egg albu- 

 min 374 



interchange, studies 515 



transfer in soils 223 



(See also Temperature.) 



Heating devices, use in orchards, U.S.D.A. . . 144 



Hedgehog grass, prevalence in Ontario, Can. . 340 



Hedgehogs, new piroplasms in 287 



Hedges, planting, N.Dak 541 



Hedysarum coronarium, nonnitrogenous ex- 

 tracts in 611 



Page. 



Heifers, cost of feeding, Conn.Storrs 475 



feeding experiments 475 



Wyo 573 



Helianthus spp., analyses 636 



Heliodines, North American, classification... 303 

 Heliophila unipuncta. (See Army worm.) 

 Ileliothis obsoleta. (See Cotton bollworm.) 



Heliothrips fasciatus, notes 255 



Heliotropism in brown-tail moth 260 



Helminthosporium spp., investigations, Iowa 447 



notes 346 



studies 451 



Helminths, bionomics of 393 



Helophilus bruesi n.sp., description 664 



Helvetia esculenta, detection of chromogens in. 230 



Hemagglutinins, vegetable, studies 785 



HematoxylLa, effect on formation of anti- 

 bodies 584 



Hematozoa, flagellate and endoglobular, rela- 

 tionship 585 



Hemicelluloses, occurrence in seed coats 704 



Hemilecanium recurvatum n.sp., description. . 662 

 Hemileia vaslairix uredospores, infection and 



germination 749 



Hemilcuca lucina, notes 560 



oliiise, studies, U.S.D.A 463 



Hemiptera, bibliography 765 



Heteroptera, nearctic, catalogue. 463 



hymenopterous parasites of 765 



injurious to cocoa 557 



Hemlock bark-borers, notes, U.S.D.A 161 



Hemlocks, insect affecting. Conn. State 361 



Hemoglobin in blood of horses 289 



Hemoglobinemia, rheirmatic, studies 289 



Hemoglobins, detection 770 



Hemoglobinuria in bovines, immunization . . 389 



Hemolysis in veterinary science 484 



studies 671 



Hemoptysis, effect on leucocyte content of 



blood 583 



Hemorrhagic septicemia. (See Septicemia.) 



Hemp, analyses 337 



Ctilture m the United States, U.S.D.A 236 



diseases, studies 148 



fibers, breaking strength, tests 337 



insects afiecting 148 



Manila, culture 436 



retting, mycological studies 630 



sisal, culture in Cuba 334 



Queensland 338 



studies and bibliography 536 



sunn, as a green manure 124 



Uganda, injuries by Danais menippa. 755 



Hendersonia, cliaracteristics and culture 646 



Hendersonia oryzse n.sp., description 347 



Hen's egg, catalytic activity in 471 



Hens, laying capacity 275 



metabolism experiments 272 



Hepatic sarcomata, relation of Cysticercus 



fasciolaris to 188 



Hereditary unsoimdness in horses 486 



Heredity — 



ancestral contribution in 273 



and metabolism, bibliography 273 



variation, address on 376 



atavism in, studies 274 



