INDEX. 987 



Page. 



Heating apparatus, Department, additions and improvements 67 



Hemlocks, resistance to gipsy moth 498 



Hemp investigations 285 



Henshaw, Henry W., report as Chief, Biological Survey, 1911 533-550 



Herbicides, control of vegetation on driveways, etc., investigations 309 



Herter, Dr. C. A., death, note 812 



Flessian fly, investigations 515 



Hickory, utilization, inve.stigations 414 



High schools, agricultural, establishment by States 140 



Highway bridges and culverts, work of Public Roads Office, 1911 737-738 



engineering instruction in Public Roads Office 148, 716, 738, 739, 743 



laws, Alabam-a and Louisiana 746 



Hipolite Egg Co. case, decision of Supreme Court 765 



Hog carcasses, examination for Bacillus enteritides 244 



cholera, investigations 51-52, 138, 248-249 



use of serum for prevention 11, 51-52, 53 



See also Cholera, hog. 



feeding, experiments 136, 137 



livers, diseased condition caused by. slaughtering method 246 



Hogs, exports, note 23 



feeding peanuts, methods, etc 319 



inspections, ante-mortem and post-mortem, numbers and results 221, 222 



parasites, study 253 



skin diseases, investigations, 1911 239 



slaughtering and dehairing 246 



tuberculosis, infection method, study 254 



investigations 236-237 



Holstein cattle, breeding experiments 205 



remarks by Secretary 46 



Homesteads, National Forest lands 352 



Honeys, imported, investigations 451 



Hop insects, study, note 520 



Hops, antiseptic effect, investigations, note 428 ' 



crop of 1911, remarks by Secretary 19, 20, 21 



exports, note 24 



growing, investigations 61, 276-277 



Hornworms, tobacco, control measures 504 



Horse Book, new revised edition 620 



breeding. Animal Industry Bureau 44-45 



study and experiments in various States, 1911 44-45, 203-204, 209 



carriage, cooperative breeding experiments in various States 44, 203-204 



death from necrobacillosis 235 



mint, work at Florida testing garden 276 



Horse-bean weevil, danger of spread, note 525 



Horses, army, breeding experiments, methods, etc 45, 198, 204 



breeding for United States Army, experiments at Front Royal, Va 198 



dourine, control work 51 



outbreak in Iowa, control, studies 196 



exports, note 23 



inspection for glanders, work of Animal Industry Bureau, 1911 226, 227 



See also Live stock. 



Horticultural investigations, work 315,317-321 



House fly, studies 522 



Howard, L. O., report as Entomologist 495-532 



Humid sections, need of supplementary irrigation 706, 707 



Humus, soil, investigations 107 



Hunting accidents, data, collection, note 546 



Huntley Experiment Farm, Montana, work 300 



Hurricanes, West Indian, 1910, warnings of Weather Bureau, notes and com- 

 ments 42, 163-165 



Hybrids, fruit, experimental growing, Alaska, 1911 697 



grains, experimental growing, Alaska 698 



Hydrocyanic-acid gas, fumigation against insects injurious to stored products, 



work 524 



use against Argentine ant 506 



with cane seed 505 



Hydro-Electric Co., trespass alleged on National Forest 792 



power companies, use of public lands, legislation 356 



