Apr. 5-June 28, 1924 
Index 
1265 
Page 
Hares, European, introduction, distribution, 
and abundance___1134-1136 
Harris, J. Arthur: The Chlorid Content of 
the Leaf-Tissue Fluids of Egyptian and 
Upland Cotton____ 695-704 
Harrison, W. T.: Ascaris Sensitization_ 577-582 
Hartsville cotton, growing and characters, 
comparisons__ 938-952,954 
Head, meadow mouse— 
and development of skull__ 980-992 
measurement and body. 985-987 
Heart- 
bee larva, and blood cells. 1195-1200,1207 
enlargement, caused by gossypol__ 196 
Hearts, composition..-. 344 
Heat- 
effect on virus of curly-top__.... 311 
in stored grain, caused by insect infesta¬ 
tion. 1103-1114 
wetting, of soil colloids.. 927-935 
Heifers, immunization experiments for 
bovine abortion. 621-633,636-641 
Hemlock, reproduction after logging. 1152-1154,1157 
Hemp— 
flower mutilation, effect on sex develop¬ 
ment...... 1077-1078 
growth, relation to length of daylight.. 1070-1074 
sex, influence of environment.. 1067-1080 
Hens, flesh, vitamin B content.. 463, 
466-467,468-469,472 
Herbs, Waastch Mountains, freezing point, 
depressions, and osmotic pressures. 871- 
875,880-884 
Herds, bovine abortion, vaccine treatment. 617-620 
Hesperethusa crenulata, susceptibility to 
citrus canker. 228 
Hessian fly- 
parasite Platygaster permits— 
development and feeding... 833-837 
polyembryonic development.. 829-840 
Hilaria rigida , indicator of land value.. 106,118,121 
Hill, C. C., and Leiby, R. W.: The Polyem- 
bryonic Development of Platygaster per¬ 
mits . 829-840 
Hip glands, meadow mouse, variations .984-985,1014 
Hoagland. Ralph, and— 
Lee, Alfred R.: Antineuritic Vitamin in 
Poultry Flesh and Eggs___ 461-472 
Powick, Wilmer C.: The Chemical Com¬ 
position of Edible Viscera From Meat- 
producing Animals... 339-346 
Holding tests, citrus fruits treated with 
chemicals for prevention of rot. 961-963 
Honeybee- 
duster, heat production.. 1109 
fat tissue in larvae and in mature insects.. 16, 
17,18,19 
larva, morphology. 1167-1214 
Hookworm, fox, treatment with carbon tet- 
rachlorid... 331-337 
Hopperdozer, use in control of leafhopper_ 316 
Horse— 
Ascaris, fluid extract eye-test experiments 
on horses.... 577,580,581,582 
parasites... 666-672 
Hot-water treatment, injury to wheat, rela¬ 
tion of seedcoat protection....86-89 
Howell, A. Brazier: Individual and Age 
Variation in Microtus montanus yosemiU. 977-1016 
Humus depth, relation to root length of forest 
seedlings__ 1238-1239 
Hybosis, cotton growth disorder.. 809-810 
Hybrid- 
maize, Jala and Tom Thumb, character 
inheritance, etc. .. 1097-1101 
teosinte-and-corn, pollen counts and chro¬ 
mosomes.... 671-676 
Hybrids— 
citrus, susceptibility to citrus canker._ 230- 
231,235-239 
wheat species, study, genetic and cyto- 
logical... 1017-1032 
wheat-rye, “hairy neck ” segregates. 567-576 
Hydrocyanic-acid gas- 
fumigation of grain for insect pests...1106, 
1113,1114,1115 
Page 
Hydrocyanic-acid gas—Continued, 
use in- 
control of bean weevils.... 347-355 
protection of chick-peas in 240-pound 
sacks_______ 649-660 
Hypochaeris radicata. See Dandelion, false. 
Hypoderma — 
bovis, second-stage larva, comparison with 
H. lineatum ____ 274 
lineatum , larval stages, comparison of 
characters. 271-274 
Idaho— 
central, growth on cut-over and virgin 
western yellow pine lands. _ ... 1139-1148 
northern, reproduction after logging, some 
factors affecting__ 1149-1157 
Priest River Forest Experiment Station, 
pine-seed sowing__ 1127-1131 
Imaginal buds, apple-maggot larvae_ 7-8 
Indiana, wheat treating in community 
plants_ 79-80 
Inoculation- 
oats with stem rust to test varietal resist¬ 
ance, results. _ 710-718 
onion with Fusarium bulb rot, greenhouse 
experiments.. 687-688 
Insect balls in grain, notes...... 1109 
Insecticides— 
nonarsenical stomach-poison, studies_ 395-402 
testing- 
method__ 395 
on insects and on bean foliage. 395-402 
Insects— 
carriers of crazy-top disease, study. 825 
cause of heating in grain... 1103-1114 
forest, losses caused to pine and Douglas 
fir..... 1144 
number, relation to curly-top and varia¬ 
tion of individuals... 307-310 
Internodal length, effect of varying day 
length___ 453-460 
Internodes, cotton, irregularity, effects of 
crazy-top and other diseases.. 815 
Involucres, abnormal, of cotton, effects of 
crazy-top and other diseases.. 817 
Iodin, permeability gradient in wheat seed 
coats__ 225-226 
Iron determination in meats.... 341 
Ironwood, indicator of land value and possi¬ 
bilities__ 112,122 
Jackson, H. S., and Mains, E. B.: Aecial 
Stages of the Leaf Rusts of Rye and of 
Barley in the United States.1119-1126 
Jacob, K. D.: Chemical and Biological 
Studies with Cyanamid and Some of its 
Transformation Products___37-69 
Jala maize, crossing with Tom Thumb maize, 
results.._ 1095-1102 
Japan, climate, comparison with Alabama 
and California. __ 249-252 
Job’s* tears, pollen counts and chromosome 
number... 677 
Johnson, A. G., Reddy, C. S., and Godkin, 
James: Bacterial Blight of Rye.... 1039-1040 
Jull, M. A.: The Relation of Antecedent Egg 
Production to the Sex Ratio of the Domestic 
Fowl_ 199-224 
Kaupp, B. F., and Dearstyne, R. S.: Fowl 
Typhoid, its Dissemination and Control.. 75-78 
Kearney, Thomas H.— 
Non-inheritance of Terminal Bud Abor¬ 
tion in Pima Cotton.. 1041-1042 
The Salt Content of Cotton Fiber. .. 293-295 
Kempton, J. H.: Correlation Among Quanti¬ 
tative Characters in Maize.. 1095-1102 
Kernel, corn, toughness tests.. 414-422,432,438 
Kidneys, composition... 344 
Kigelia pinmta , host plant of Heterodera 
radictcola .. 1061 
King, C. J.: Comparison of Pima Cotton with 
Upland Varieties in Arizona... 937-954 
Korstain, C. F.— 
Density of Cell Sap in Relation to Environ¬ 
mental Conditions in the Wasatch Moun¬ 
tains of U tah_.__ 845-907 
Growth on Cut-over and Virgin Western 
Yellow Pine Lands in Central 
Idaho......1139-1147 
