1919] 



INDEX OF SUBJECTS. 



1003 



Vermicuhiria circiitnns, studies, 111., -4f>. 

 Vermont — 



Station, notes, 500, 000. 



TTniversity, notes, 100. 199, 300, .^,00, 

 900. 

 Veronicella occidcntalis ou cotton, 4.'i-"). 

 Verticllliose in cucumber, 450, 843. 

 Vetch — 



as affected by ammonium sulphate and 

 sodium nitrate, 815. 



as cover crop for peaches, Del., 14.'). 



as jjreen manure, Del., 136. 



bacteria inoculating alfalfa, Ga., 130. 



cross-inoculation tests, 523. 



culture experiments, 333 ; Alaska, 31 ; 

 Can., 528. 



culture on sandy soils, Wis.< 18. 



in silage crop mixtures, 676, 732. 

 Veterinarian in Philippines, outlook, 474. 

 Veterinary laws in Maryland, 81. 

 Vibrio fetus n.sp. studies, 779. 

 Vibrion aeptiqite — 



notes, 577, 877. 



pathogenicity, relation to calcium ions, 

 88. 



studies, 476. 

 "Victoria." new disinfectant, 189. 

 Vicuna, domestication in Peru, 869. 

 A'illages, organization, 491. 

 Vinegar — 



from wine, treatise, 618. 



manufacture, 414. 



methods of investigation and stand- 

 ards, 558. 

 Vineyard surveys, technical guide, 292. 

 Vineyards — 



birds of. 59. 



cultivating machinery, tests, 887, 888. 



home, pruning and spraying. Tenn., 

 444. 



phylloxera-infested, reconstitution, 241. 

 (Xce also Grapes.) 

 Virginia — 



College, notes, 900. 



creeper fruit, composition, 710. 



station, notes, 399, 900. 



Truck Station, notes, .500. 



Vitamin — 



antineuritic, in wheat and corn, 466. 

 antineuritic, lack as affecting organs 



and tissues, 265. 

 antineuritic, studies. 765, 766. 

 antiscorbutic. (Bee. Antiscorbutic.) 

 fat-soluble, absence in ductless glands, 



070. 

 fat-soluble, distribution in food:--, 670. 

 fat-soluble, in coconut oil, 363. 

 fat-soluble, in hardened fats, 302. 

 fat-soluble, relation to formation of 



teeth, 365. 858. 

 fat-soluble, relation to rickets, 364, 



365. 

 fat-soluble, studies, 559. 

 requirement of yeast, 670. 

 water-soluble, distribution, 762. 



Vitamin — Continued. 



water-solul)le, identity with secretin, 

 267. 



water-soluble, of wheat, 262. 



water-soluble, removing from proteins, 

 761. 



water-soluble, studies, 671. 

 Vitamins — 



action on O'idlum lactis, 558. 



in animal tissue, effect on pathogenic 

 bacteria, 574. 



in nutrition of the rat, 171. 



lack in experimental rations, effects, 

 670. 



liractieal importance, 558. 



relation to diseases, 671. 



relation to immunity production, 574. 



review of literature, 558. 



rOle in nutrition of tadpoles, 468. 



summary of information, 762. 



(See also Growth-promoting propei-- 

 ties.) 

 Vocational education — 



bibliography of Farmers' Bulletins for 

 use in, 298. 



in Arizona, 392, 595. 



in Colorado, 296, 392. 



in Georgia, 392, 494. 



in Idaho, 297. 



in Iowa, 297. 



in Kansas, 297. 



in Massachusetts, 297, 393. 



in Michigan, 393. 



in Montana, 394. 



in Nevada, 394. 



in Now Brunswick, 195, 895. 



in North Carolina, 394. 



in South Dakota, 297. 



in Virginia. 395. 



(See also Agricultural education.) 

 Volutella circinans n.sp. .studies. III., 247. 

 Walnut — 



aphis, dusting for, 457. 



blight, notes, 450, 453. 



codling moth, notes, 457, 665. 



culture, treatise, 742. 



\\ood supply, foreign species for, 839. 

 Walnuts — 



black, for Kansas, Kans., 46. 



.Japan, crossing with butternut, 447. 



varieties, 837. 

 Washington — 



College, notes, 100, 906. 



Station, notes, 100, 300, 500, 900. 



Substation, Western, monthly bulletin, 

 299, 495, 699, 897. 

 Wasps — 



of .Java, 853. 



treatise, 759. 



Water — 



deoxygenation by sewage effluent, 888. 

 determination in cerealsi and meat 



products, 799. 

 determination in milk, 799. 804, 805. 

 drainage, analyses, Ariz., 379. 



