INDEX. 1147 



Page. 



Vaccines, supervision, necessity 314 



Vanillin content of extracts 582 



Vegetable crops, insects injurious, control work of Entomology Bureau 642-646 



Vegetables, standardization of strains 458-459 



Velvet beans, new importations, studies and tests 433 



Vermont, Bennington County, road building, recommendations 873-874 



horse-breeding work, cooperation with department 318-319 



Vessel weather service, establishment, scope, methods, etc 40- 41 



inauguration and progress 284-285 



Vessel-reporting service, location, scope, work, etc 40-41 



work of Weather Bureau observers 285-287 



stations. Weather Bureau 184 



Vessels, inspection for animal quarantine 349-350 



ocean, animal-carrying, inspection regulations, number inspected, etc. 162 



Vetch, improvement by pure-culture inoculation 139 



Vetches, investigations, seed production, etc 433 



use as nursery cover crops 124 



Vinegar, acetic acid adulteration, detection 581 



cider, fermentation studies and inspection of samples 576 



Virginia, cattle, tuberculin testing 352 



game law \'io]ation8, prosecutions, etc 678-679 



road building, recommendations 874 



maintenance by Roads Office, work, items of cost, etc 879-881 



tobacco, work 435 



vegetable insects, study 642 



Virus, hog cholera, attenuation by heat 377-378 



preservation 375-376 



Virus. See also Serum. 



Viticultural investigations 452-453 



Viticulture, study, note 133 



Volcano, Alaska, damage to vegetation at Kodiak Experiment Station 832 



Vouchers, false, certification, cases in court 927 



Wages, farm, investigation* 93 



W^amis, protection in Alaska 676 



War Department, cooperation in bird and mammal collection in Canal Zone... 669 



with other departments in Mississippi flood re- 

 port 28 



Warehouse receipts, remarks 27 



Warnings, small craft, establishment of stations 282 



Weather Bureau, scope, value, etc 36-37 



work of W' eather Bureau 268-273 



Washington, Bellingham garden, propagation of Dutch bulbs 461 



drug in.spection laboratory, work and special investigations. . . . 573-575 



food inspection laboratory, work 575-577 



Wastes, oil-producing, investigations 140, 410 



trade, laboratory work. Chemistry Bureau 594, 603 



Water, examination by Animal Industry Bureau 370 



level, depth variations, studies 616 



mineral springs, studies by Chemistry Bureau 56 



power. National Forests, sources and development 527-528, 529 



purification, use and value of copper sulphate 139 



requirements of various crops, studies 420 



Boil, investigations. Soils Bureau 615-616 



supply and movement, study by Soils Biu-eau 74 



supplies, city and farm, improvement, experiments and methods 139 



development ard protection, National Forests 527 



"waste in irrigation, reform work 225 



Waters, commercial, investigations by Chemistry Bureau 55-56 



mineral, examination, chemistry Bureau, and proposed work. 591, 592, 002-603 

 Watersheds, acquisition of lands for protection, appropriation, disbursements, 



etc., 1912 688 



cooperative protection from fire, appropriation, disbursementa, 



etc., 1912 688 



deforestation, relation to floods, study by Weather Bureau 187 



navigable streams, protection, work of Solicitor 914-915 



