962 



EXPERIMENT STATION RECORD. 



Page. 



Grasses — Continued . 



irrigation experiments 732 



native, for forage, Okia 829 



of Guam, Guam 467 



of Java 431 



of New South Wales, hydrocyanic acid in 520 



root parasites of 842 



seeding experiments 524 



varieties 133 



varieties, U.S.D. A 828 



(See also specific kinds.) 



Grasshoppers. (See Locusts.) 



Gravel, abrasion test for 687 



Grazing lands, stock watering places on. 



U.S.D.A 366 



Grease, recovery from sewage 417 



Green — 



fruit worm, oviposition 353 



manures, effect on grapes, N.Y. State 339 



manures, fertilizing value 732 



manures, fertilizing value, N.J 124 



manures, humiflcation 120 



manuring experiments 215, 722 



manuring experiments, P.R 635 



manuring, notes, Iowa 122 



Greenbottle fly, heredity of bristles in 551 



Greenhouse- 

 soils, partial sterilization 336 



thrips, notes, Fla 751 



Greenhouses, heating 533 



Gristmill industry in United States 65 



Groceries, cooperative buying 262 



Grocer's encyclopedia 68 



Grocery stores — 



inspection, Ky 359 



inspection, N. Dak 657 



Ground squirrels. (See Squirrels, ground.) 



Groundnuts. (See Peanuts.) 



Growth— 



amino acids in 558 



digest of data 463 



nutrition factors affecting 69 



of young animals as affected by Roentgen 



rays 664 



pathology of 280 



Grugru nuts and kernels, oil content 234 



Guam — 



grass, chloroform extract, Tex 71 



Station, report 495 



GuamA ant, remedies, P.R 637 



Guanidin nitrate, fertilizing value 518, 822 



Guano — 



deposits on Naura Island 321 



industry in Peru 31,517 



industry in South African islands 122 



islands in Pacific Ocean 726 



Peruvian, residual effects 319 



Guar, culture experiments 829 



Guinea grass — 



composition and culture 832 



culture experiments 524 



Gums, chemistry of 409 



Guvacin, chemical formula 309 



Gymnocladus canadensis, warty roots of 546 



Gymnosporangium — 



blasdahanum, notes 150, 345 



harseanum, notes. Conn. State 641 



Gypsum, production and consumption in 



United States 125 



Hxmatococcus pluvialis, carotinoid content... 803 

 Hail- 

 protection, electrical devices for 416 



protection from 22 



Hairy root, notes, N.J 449 



Halibut— 



creatinin content 760 



muscle, lysin content 559 



Hamburger steak, bacteriological analyses ... 854 

 Hardwoods — 



of central Europe, manual 538 



second-growth, management, Vt 640 



Harlem (111.) consolidated school, notes 597 



Harvesters , grain, motor drawn and operated. 188 



Hawaii Station, notes 795 



Hay- 

 English, digestibility. Mass 766 



fermenting power 413 



fertilizer experiments 829 



(See also Alfalfa, Clover, Timothy, etc.) 



Hazelnuts, grafting 443 



Health laws, U.S.D.A 396 



Heart muscle, prevention of beri-beri by 762 



Heat— 



and disinfectants, combined action on 



soils 620 



development by plants 323 



effect on avaUabUity of phosphate rock. . 823 



effect on mineral constituents of soils 25 



effect on peptic and tryptic proteolysis. . 107 



effect on protozoa 26 



effect on sap 522,627 



effect on trees 348 



effect on woody plants 343 



transmission through building materials. 688 



use against bee diseases, U.S.D.A 255 



(See also Temperature.) 



Heaths, reclamation in Netherlands 691 



Heating- 

 modern practice in 387 



paper on 189 



plants, hot water, forcing circulation in. . 292 



Hedylus spp. , parasitic on fruit flies 456 



Heifers- 

 age for breeduig 371 



factors affecting development, Mo 371 



Heliothis obsoleta. (See Cotton bollworm.) 

 HeliotJirips hsemorrhoidalLs. (See Greenhouse 

 thrips. ) 



Helminthosporiwm spp., treatment 147,446 



Helminths, pathogenic role 81 



Helopeltis theivora, notes 850 



Helorus sp. , notes 758 



Hemagglutinins, vegetable, studies 773 



Hematology of domestic animals, status 286 



Hematuria, notes 176 



Hemiptera, American, bibliography 454 



Hemlock diseases in southern Appalachians. 646 



Hemolytic complement, preservation 578 



Hemorrhagic septicemia. (See Septicemia.) 

 Hemp- 

 Asiatic V. Italian 526 



culture 524 



fertilizer experiments 133 



