930 ANNUAL REPORTS OF DKPARTMENT OF ACRTCU LTURE. 



Page. 



Instriuncnts. wtMllicr. lunv work, 1010 175-177 



Insular nj^'iic all lira 1 cxpciiiiic'iit slaliona, review of work by Secretary 145-148 



oxpcrinit'iit stalions, work, etc 748-757 



Interior Dcpartincnf , cooperation witli Forest Service 406 



cooperative studies of Klaiiders in horses 247 



Iron, corrosion, laboratory studies, Public lloadu Office 156-157, 789-790 



Irri<jated lands, draina^M' surveys i 763 



Irrigation canal, Ijreak l)y ground s(|uirrels, and losses 122-124 



demonstration farms, small water supplies 151 



humid rejiion, study 152 



invest itrat ion work, plans for future, etc 150-152, 757-762 



rice, study 151 



use of i)ower, studies 760 



water available, studies by Weather Bureau 1 74 



Japan clover, use in South 327 



cooi)eration with Agriculture Department in importation of moth 



parasites 515, 516 



gift of cherry trees to United States 542 



Johne's disease, cattle, studies 258-259 



Johnson grass, eradication, remarks 333 



Jointworm, investigations 529-530 



Juice, fruit, treatment, studies 436-437 



Juices, fruit, manufacture, laboratory studies 451-452 



Jujubes, drought-resistant Chinese fruit, proposed experiments 79 



Kafir, pink, drought-resistant forage crop, studies 86 



production in drought, note 312 



Kansas City laboratory, food and drug inspection work, 1910 468-469 



Kentucky quarantine", sheep scabies, cooperation of State 48 



scabies in sheep, quarantine establishment 206, 247 



tobacco investigations 318 



Ketchup, manufacture, studies by Chemistry Bureau 450-451 



tomato, preservatives, studies by Chemistry Bureau 436 



Kharkov wheat, winter variety, note 65 



Kiosks, weather, installation, valtie, etc 175 



Kite flights, I^Iount Weather Observatory, weather conditions governing 162 



Kites, use in upper-air observations 37, 38, 161-164 



Klamath experiment farm, remarks 322 



Kowliang, production in drought, note 312 



Labor, farm, wages, investigations by Bureau of Statistics 701 



Laboratories, branch, food and drug inspection work, 1910 461^78 



research, study of dairy products 237 



seed-testing, discussion 307 



Laboratory, forest products, cooperation with University of Wisconsin, work. 412-414 

 Gipsy Moth Parasite, Importation of moth parasites, work, 1910. 514-518 



investigations. Soils Bureau, 1910 501-503 



plant pathology, lines of work 281-282 



soils, investigations, progress, scope, and value 111-112 



work, grape and apple 451-452 



poultry and egg invest igations 429^32 



sugar and sugar products investigations 432-433, 456 



Lacey Act, constitutionality, decision, importance 35 



violations, cases, etc 868-869 



Lachnosterna , injury to cane, investigations 754 



Land claims. National Forests, disposal by Solicitor 34 



logged-off, clearing methods 81, 335 



Office, United States, cooperative study of phosphates 502-503 



Lard, neutral, use in renovated butter, study 238 



Larkspur poisoning, remarks 298 



Law w'ork of Department, review 33-36, 793-796 



Laws, National Forests, enforcement 34, 369-370, 795-796, 894 



Lead arsenate, use in boll weevil control, experiments 519-520 



tobacco homworm control 520 



Leaf-hoppera, investigations 531-532 



