1002 



EXPERIMENT STATION RECORD. 



[Vol. 41 



Urea — 



and urea nitrate, fertilizing Talue, 22. 



determination, 13, 14, 116, 616. 

 Urease — 



in seeds of cereals, 111. 



studies, 310. 

 Uredinales — 



of Guatemala, 135. 



of Oregon, 152. 



studies, methods and terminology. 152. 

 Uredineae, ptiysiological specialization, 152. 

 l^ric acid — 



determination, 13, 414. 



endogenous, physiology of, 363. 

 Urine — 



analysis of the dairy cow, 82. 



catalase concentration in, 409. 



changes due to fatigue, 860. 



earth, fertilizing value, 814. 



Filipino, analyses, 562. 



methods of analysis, 13, 14, 413, 414. 



(See also Manure, liquid.) 

 Urocystis tritici, notes, U.S.D.A., 747. 

 Vrophli/ctis nlfalfw, notes, 656. 

 Vstilago- 



spp. on oats, Mo., 654. 



Iritici, notes, 544. 



sew, segregation of susceptibility to, 

 747. 

 Ustulina zonata on Hevea, 546. 

 Utah College and Station, notes, 500. 

 Vaccine organisms, culture media for, 680. 

 Vaccines — 



as new and uonofficial remedies, 781. 



clinical value, treatise, 283. 



preparation, 377. 



prophylactic and curative value, 570. 

 Vuf7inulus florulensis, notes, Fla., 548. 

 Valsa spp. on Uosacese, III., 157. 

 Vanessa spp., absence of complement in 



blood, 754. 

 Vanilla, culture in Porto Rico, P.R., 45. 

 Vanillin, determination in vanilla, 114, 



799. 

 Vapor pressure tables, 808. 

 Variability, genetic, 867. 

 Variation — 



and correlation in plants, 327. 



and mutation in Epilobium, 330. 



in chromosome number in OSnothern, 

 224. 



in Phasoolus, morphological and physi- 

 ological, correlation, 224. 



in plants, through normal diversity. 

 522. 



in Primula under cultivation, (V^rt. 



inheritance in deer mice, 175. 



(See also Mutation and Heredity.) 

 Varnishes, chemistry of, progress, 614. 

 Vegetable — 



containers, standardizing, 443. 



diseases, control, 56, 749. 



diseases, seed and soil treatment for, 

 N.J., 654. 



gardening, handbooks, 236, 339, 538, 

 648. 



Vegetable — Continued. 



gardening on sandy soils. Wis., 18. 

 (jS'ee also Gardening.) 



growing, in California, 237. 



growing in Great Britain, 538. 



marrows, variety tests, 443. 



oils. (See Oils.) 



seed production in Great P>ritain, 737. 

 Vegetables — 



antiscorbutic value, 168, 266, 562, 860. 



aphid enemies, N.J., 255. 



canning, 668 ; Kans., 15. 



cooked and raw, pll of, 763. 



cooked, antiscorbutic value, 168, 266. 



cooking, effect on food value, 667. 



culture experiments, Alaska, 40 ; c*an., 

 538; N.Mex., 147. 



culture experiments in Nova Scotia, 

 738. 



deterioration in Porto Rico, P.R., 147. 



dried and fresh, enzyms of, 202. 



dried, for Army use, 855. 



dried, vitamin content, 168, 266, 562. 



drying, 116, 506, 557, 617, 618. 807. 



insects affecting. (See Garden in- 

 sects.) 



judging, 443. 



marketing. 111., 834. 



mulching, experiments, Nebr., 648. 



preservation, 298, 506. 



root, antiscorbutic value of juice, 860. 



spraying, Mich., 43. 



storage. 111., 834. 



varietal character, persistent, 737. 



wild, of Germany, 742. 



winter, nutritive value and cost, 557. 



(See also specific kinds.) 

 Vegetation — 



of Delaware peninsula, 244. 



of imperfectly drained desert valley, 

 220. 



of Pyrenees, influence of snow on, 328. 



of Santa Lucia Mountains, 220. 



on sand dunes, 633. 



(See also Flora.) 

 Vegetative — 



formations, studies, 429. 



period, relation to frostles.s season, 

 U.S.D.A., 118, 716. 

 \'elvet bean — 



cake, analyses. Can., 565. 



feed, analyses. Conn. State, 176 ; Ind., 

 564, 868; N.Y.State, 868. 



feed for hogs, Fla., 568. 



feed for horses, Mass., 274. 



meal, feeding-value, Ga., 39. 



meal, fertilizing value, Ga., 39. 



meal for hogs, Ky., 74. 

 Velvet lieans — 



culture and use, Fla., .39; Ga., 39. 



for l)eef cattle, Ala. College, 368. 



for dairy cows, Tex., 79. 



for steers, Fla., 560. 



growing with corn, Ga., 32, 39. 



inoculation, Ga„ 130. 



seed reports, U.S.D.A., 442, 



varieties, Fla., 39; Ga., 39. 



