INDEX OF SUBJECTS. 



965 



Page. 

 Ipotnaa leari, leaf heteromorphy in_ 626 

 fps (Tomicus) radiatCB n.sp., descrip- 

 tion 361 



Iridomyrmex humilis, notes, N.J 158 



Iris — 



borer, notes 752 



leaf blotch, studies 354 



Iris germanica, chondriosomes of 524 



Iron — 



arsenate, Insecticidal value, U.S. 



D.A 60 



compounds, solubilty in soils 720 



determination in mineral phos- 

 phates 112 



effect on concrete sand 787 



effect on permeability 34 



salt as a corrective for cotton- 

 seed meal toxicity, N.C 79 



sulphate, effect on yield of 



beans 52S 



sulphate, use against fly larvae, 



N..T 160 



sulphate, use against weeds, 



Oreg 228 



Irrigation — 



canals, concrete-lined, enlarg- 

 ing 388 



canals, excavating with electri- 

 cally driven dragline scrapers- 885 

 canals, transmission losses in__ 387 

 canals, use of current meters in, 



U.S.D.A 281 



effect on alkali soils 16 



electric pumping for 86 



In America 482 



In Bengal 586 



In Bihar and Orissa 85 



in California 682 



in Dutch East Indies 884 



In Italy 786 



In Jaunpur District 786 



in Kansas 785 



In New South Wales 785 



in San Luis Valley, Colo 527 



in Texas, Tex 282 



in United States, treatise 784 



in Valais Canton, Switzerland 85 



In Victoria 682 



investigations, Cal 282 



practice and engineering, trea- 

 tise 481,482 



project in Oregon 85 



projects In Russia 85 



pumps for 482 



reservoirs, evaporation and seep- 

 age from 387 



systems, maintenance 482 



water. {See Water.) 



with silt-carrying water 513 



Isoprene from 0-pinene 502 



Itonididse of New York 752 



Itoplectes conquisitor, parasitic on 



bud moth : 250 



Iva wantMfoUa, analyses, N.Dak 39 



Page. 



Ixdidaeo, biology 857 



Jacks in Wisconsin, Wis 470 



Jaegers, North American, distribu- 

 tion and migration, U.S.D.A 158 



Jand forests of Punjab 46 



Japanese cane. (See Sugar cane.) 

 Jasmine, yellow, poisoning of cattle 



by, N.C 80 



.Tassidae, hymenopterous parasites of- 557 



Jassus seo'iiotatus attacking rye 754 



Jaundice, malignant. (See I'iroplas- 

 mosis, canine.) 



Johne's disease, notes 184, 575 



Johnson grass — 



culture experiments, Miss 227 



eradication, Cal 227 



eradication, N.Mex 735 



grades of 528 



Jufjlanft californica quercina, muta- 

 tion in 236 



June beetles. (See May beetles.) 



Juniper plant bug, notes 752 



Junipers, insects affecting 450 



Jute and its substitutes 227 



Kafir corn — 



analyses 865 



chop, analyses, Kans 169 



chop, analyses, Tex 467 



culture experiments, Wyo 630 



fertilizer experiments, Tex 421 



from South Africa, analyses 530 



use in bread making 67 



Kainit, fertilizing value 22, 431 



Kakothrips robustus, studies 450 



Kansas — 



College, notes 295, 695, 900 



Station, notes 295, 495, 695, 900 



Station, report 693 



Kapok seed oil, hydrogenated, prop- 

 erties of 9 



Kefir, preparation and use, U.S.D.A- 474 

 Kelp — 



as a source of potash 821 



destructive distillation 328 



fertilizer, analyses, Conn. State- 521 



green, fertilizing value, Cal 219 



of Pacific coast, size of 623 



physiological conditions in 429 



Kentucky — 



Station, notes 96, 496 



Station, reports 694 



University, notes 96, 496 



Kerosene — 



illuminating power 488 



trap, use against Mediterranean 



fruit fly 360 



Klnghead — 



analyses, N.Dak 39 



effect on baking quality of wheat, 



U.S.D.A 558 



Kjeldahl distillation apparatus, de- 

 scription 10, 203 



Koumiss, preparation and use, U.S. 



D.A 474 



