860 



EXPERIMENT STATION EECOED. 



Insects— Continued. Page. 



Injurious— continued. 



to roses 163, 748 



rubber 159,752 



saltbush 558 



sugar beets 361 



cane 255,360 



sweet potatoes, Hawaii 655 



tea...'. 359,656 



tomatoes, Ind 39 



trees 246, 454, 654 



Conn.State 750 



Mass 254 



control, U.S. D. A 256 



truck crops, U.S.D.A 360, 655 



vegetables - 354 



wheat 751 



Mo 237 



of India, nomenclature 751 



pollination of A nana spp. by 341 



sweet peas by 150 



refrigerating plant for studying, Tenn — 63 



relation to agriculture 398 



summer sores of horses 285 



timber supplies, U.S.D.A 256 



scale. {See Scale insects.) 



superparasitism of 563 



transmission of diseases by 98, 163, 280 



treatise 54, 354 



wattle, notes 56 



(See also specific insects.) 

 International- 

 Agricultural Congress 200 



Agrogeological Congress 221,298 



catalogue of biology 670 



chemistry 408 



meteorology 517 



Commission of Agricultural Education... 8 



on Zoological Nomenclature . 254 



Congress of Applied Chemistry in 1912. . . 697 



Institute of Agriculture 191, 591, 691 



Live Stock Exposition 200 



Ornithological Congress 161 



Veterinary Congress 280 



Intestinal rupture during birth, prevention. . 682 



tract, physiology of 767 



Invertase, studies 608, 702 



lodin, determination in organic compounds, 



U.S.D.A 307 



value in tetanus treatment 283 



Ions, effect on activity of enzyms 702 



physiological efleet on 702 



Iowa College, notes 598 



Iridomyrmex humilis, notes 55 



Conn.State 750 



Iris leaf blotch, notes 742 



Iron arsenate, insecticidal value 56 



chlorid, use in water filtration 218 



effect on A spergillus niger 32, 630 



metabolism, relation to spleen 572 



oxid, effect on yield of wheat 532 



phosphate, as affected by soluble salts. . . 26 



fertilizing value 321, 324 



salts, effect on phosphates 25 



sesquioxid, cfiect on germination of 



wheat 532 



sulphate for chlorosis 148 



Irpexflavus, notes 352 



Irrigation — Page. 



at Koppenhof 789 



canals. {See Canals and Ditches.) 



experiments, Ariz 727 



InCahfornia, U.S.D.A 789 



Hungary 318 



Imperial Valley, Gal 535 



northwest Canada 291 



the Nile Valley, studies 19 



Rillito Valley, Ariz 18 



legislation, recent, U.S.D.A 288 



notes 21, 615 



plants in Prussia 691 



pumping plant, description, Ariz 19 



relation to soil permeability 522 



sewage, studies 617 



water. {See Water.) 



Ischiemum pilosum, gall insect affecting 164 



Isomaltol, notes 608 



Isotoma spp., notes, Conn. State 750 



Italian pear scale, remedies, U.S.D.A 262 



Ilhyphallus impudicus, notes 348 



Ixodes ricinus, parasitism 259 



Jack beans, analyses and feeding value 573 



Jahresbericht fiir Cheniie, index -707 



Jam, adulteration, U.S.D.A 567 



compound, adulteration and misbrand- 

 ing, U.S.D.A 171 



Jams, examination 667 



methods of analysis 512 



Japanese cane, studies, Fla 733 



Jaundice, malignant. {See Piroplasmosis, 

 canine.) 



Jellies, methods of analysis 512 



Jelly, examination 466, 667 



making, investigations 363 



sugar-glucose, misbranding, U.S.D.A.. 171 



Jerboa fleas, superparasitism 757 



Jerusalem corn, notes, Ariz 731 



Johne's disease bacillus, studies 683 



diagnosis 483 



occurrence in Iowa 480 



studies 281,483,785 



and bibliography 283 



Johnson grass, notes 334 



Journal of Board of Agriculture, index 694 



Juglans californica, hybrid experiments 243 



nigra, introduction into Belgium 344 



Juncus bufonius, notes 53 



Juncus root diseases, studies 53 



Juniper webworm, introduction into New 



York 54 



Juniperus communis, fungus disease affecting. 159 



Junket, dietary studies, U.S.D.A 65 



Jute, culture experiments 537 



statistics 539 



Kafir corn — 



analyses 464, 635 



notes, Ariz 731 



planting experiments, U.S.D.A 734 



studies and bibliography, Okla 634 



varieties, Tex 332 



yields, Ariz 727 



Kainit, fertilizing value 425, 636, 713 



use in fish culture 709 



1909 624 



Kangaroo grass, analyses 769 



smuts, life histories 46 



