8 DEPARTMENT OF AGEICULTURE BULS. 501-525. 



Hauling, apple marketing in Hood River Valley, Oregon, load, time, No. Page. 



and cost 518 43 



"Hausschwamm," wood-rotting fungus, description and occurrence. 510 34 



Heat, quantities, theoretical analysis 509 18-27 



Hemlock lumber, production, 1899-1914, and estimates, 1915 506-j 19L26 



Hickory lumber, production, 1899-1914, and estimates, 1915 506 13-15, 31 



Hogs — 



care and feeding, school studies 521 45 



types and breed, school studies 521 39-40 



Holmes, A. D. and C. F. Langworthy, bulletin on — 



" Dige3til)ility of some vegetable fats " 505 1-20 



"Experiments in the determination of the digestibility of mil- 

 lets" 525 1-11 



"Studies on the digestibility of some animal fats. 507 1-20 



Hood River Valley — 



agricultural development 518 7-8 



location, commercial importance, soil, climate, etc 518 5-11 



Horse-radish, composition and use in food ." 503 15-16 



Horses — 



care and feeding, school studies 521 44 



types and breeds, school studies 521 38 



Humidity — 



measurement instruments, discussion 509 7 



regulation in Forest Service kiln, description 509 10-12 



Humphrey — 



C. J., bulletin on "Timber storage conditions in the Eastern and 



Southern States with reference to decay problems" 510 1-43 



John R., and Roy L. Newton, bulletin on "A system of ac- 

 counts for cotton warehouses" 520 1-32 



Hydrocyanic-acid gas — 



deadly nature, note 513 1 



fumigation of ornamental greenhouse plants, bulletin by E. R. 



Sasscer and A. D. Borden 513 1-20 



Hygi'ometry, principles, discussion 509 5-7 



Idaho — 



corn yields and prices, 1882-1915 515 15 



wheat, yields and prices, 1882-1915 514 15 



niinois— 



corn yields and prices, 1886-1915 515 8 



wheat, yields and j^rices, 1866-1915 514 8 



Implements — 



ash 523 32, 50 



[7, 8, 11, 

 19 ''O 21 



cotton cultivation ^^-'^ 1 26' 29 33* 



[37] 38, 42 



India, millet as food, notes , . . . 525 2, 8 



Indian cucumber, food use, note 503 15 



Indian Territory — 



corn yields and prices, 1901-1906 515 16 



wheat, yields and prices, 1 901-1905 514 16 



Indiana- 

 corn yields and prices, 1866-1 915 515 8 



wheat, yields and prices, 1866-1915 514 8 



Insects — 



fumigation in greenhouses, list 513 11-20 



infestation of greenhouses, introduction and spread 513 9-10 



inj iirious to ash timber, control 523 26 



Inspection cerliflcate, cotton warehouse, description and use 520 3-4, 12, 15 



Instruments, humidity measuring 509 7 



Iowa — 



corn yields and prices, 1866-1015 515 9 



wheat, yields and prices, 1866-1915 514 9 



Irrigated lands, shale, drainage, bulletin by Dalton G. Miller and 



L. T. .Tessup 502 1-40 



Irrigation, apple orchards, Oregon, Hood River Valley 518 29-31 



