1272 
Journal oj Agricultural Research 
Vol. XXVIII 
Page 
Wheat—C ontinued. 
hot-water treatment, modified, effect on 
germination, growth, and yield..79-98 
bybrids^- 
sterility, causes___- 1017-1032 
study, genetic and cytological_1017-1032 
salt nutrition... 387-393 
seed coats, permeability to iodin-- 225-226 
species hybrids, characters association. 1025-1027 
treatment literature... 97 
vulgare species, crosses with emmer 
species.-.... 1018-1031 
yield, effects of modified hot-water treat¬ 
ment.. 90-95 
Wheatgrass, indicator of land value-100, 
102,103,117,120,124 
Wheat-rye hybrids— 
hairy neck segregates-- 567-576 
self sterility....— 567-568,573-575 
Wilcox, Marguerite S.: Botryosphaeria and 
Physalospora on Currant and Apple- 585-598 
Willaman, J. J„ and Davison, F. R.: Some 
Modifications of the Picric Acid Method 
for Sugars. 479-488 
Willow, indicator of land value. 114, 
118,119,123,124,125,126 
Wilt, bean, causes and spread.. 490-493 
Windfall, losses caused to western yellow pine 
and Douglas fir.- 1143-1145 
Winds, storm, spread of blister rust to pines. 1253- 
1255,1257 
Wineland, Grace O.: An Ascigerous Stage 
and Synonomy for Fusarium moniliforme. 909-922 
Winter rations of steers, effects on pasture 
gains..-___— 1215-1232 
Winter-fat, indicator of land value.. 110, 
118,120,125,126 
Wisconsin, clubroot studies....-- 549 
Worms, control in foxes...----- 334-337 
Wounds, tree, infestation with cambium 
CUrculio_ 379-385 
Wright, P. A., and Shaw, R. H.: A Study of 
Ensiling a Mixture of Sudan Grass With a 
Legume. 255-259 
Urea- 
effect on numbers of bacteria in soil. 1160, 
1161,1165,1166 
investigations and discussions.-.37-39 
nitrification rates and decomposition in 
soil_ 43,48-54 
nitrogen, determination method. 42 
Urephos, fertilizer tests.....- 973-975 
Uromyces hordei, rust of wild barley and its 
aecial stage.- 1124 
Utah, Wasatch Mountains, environmental 
conditions of trees, relation to density of 
cell sap...-. 845-907 
Vaccination- 
cattle, to control infectious abortion. 609-620 
fowls, for control of typhoid. 78 
Vaccine, abortion, immunization of cattle . 609-620 
Van Volkenberg, H. L., and Hanson, Karl B.: 
Anthelmintic Efficiency of Crirbon Tetra- 
chlorid in the Treatment of Foxes. 331-337 
Page 
Varnette, D. L.: Comparison of Pima Cotton 
with Upland Varieties in Arizona. 937-954 
Vegetation- 
desert region, indicator significance_ 721-802 
semiarid, in United States, types and sig¬ 
nificance_ 99-128 
type, western United States, regions and 
key map... 121-127 
types— 
agricultural possibilities...117-119 
relation to character and productivity of 
the land... 795-800 
zones in mountainous regions of the West. 845 
Velvetnode wheat, heredity studies_ 841-844 
Virus, curly-top, transmission methods and 
factors affecting... 306-316 
Viscera, edible, of meat-producing animals, 
chemical composition. 339-346 
Vitamin— 
antineuritic, in poultry flesh and eggs— 461-472 
B, content of dried poultry flesh and eggs. 462-472 
Vliet, E. B.: Greenhouse Experiments with 
Atmospheric Nitrogen Fertilizers and 
Related Compounds.. 971-976 
Vulgare wheat group, characters.. 1017 
Wahlenberg, W. G.: Fall Sowing and De¬ 
layed Germination of Western White Pine 
Seed..-.—..1127-1131 
Walker, J. C., and Tims, E. C.: A Fusarium 
Bulb Rot of Onion and the Relation of 
Environment to its Development. 683-694 
War gases, utilization as insecticides- 399,400 
Warehouses, grain, fumigation experiments 
with chick-peas.-. 650-659 
Wasatch— 
Mountain region, vegetation, temperature, 
precipitation, etc. 851-860 
Mountains, Utah, environmental condi¬ 
tions, relation to density of cell sap- 845-907 
Washington— 
Experiment Station wheat hybrids, grow¬ 
ing. 1019 
Hybrid 143, origin, and crosses with emmer 
. 1019-1031 
Wastes, dairy Flavobacterium suaveolens, a 
new species of aromatic bacillus. 275-276 
Water- 
soak. See Rot, leather, strawberry, 
supply, relation to sap density of leaves and 
roots. 885-888 
Weather, effect on citrus scab distribution 
and prevalence.-. 250-252 
Yolk, egg, weight and water content, rela¬ 
tion to sex ratio.211-213 
Yucca- 
association with cactus on Southwestern 
desert soils. 731-733,797 
indicator of land value.-.103,114 
Zcbrft““ 
nematode parasite, Cylindropharynz ornata , 
and others... 661-672 
parasites.-.. 666-672 
Zinnia elegant roots infestation by Paraty- 
lenchus nanus . 1064-1065 
O 
