968 
Journal of Agricultural Research 
Vol. XXVII 
Page 
Freezing point, Egyptian and Upland cot¬ 
tons and hybrids— 286, 287-291, 299-303,314,316 
temperatures, effect on eggs of Ascaris 
lumbricoides . 167-170 
Frog-eye, leaf spots on apple, cause. 699 
Fruit trees, destruction by meadow mice.... 533 
Function of Grit in the Gizzard of the Fowl, 
The: B. F. Kaupp. 413-416 
Fungi— 
infection of plants, effect on water require¬ 
ment. 108-110 
literature citations. 707-708, 783-784 
similarity to Roesleria kypogaea, synonomy 
and cultures. 609-613 
rot, inoculation into com, experiments and 
results.961-963 
spore walls, studies. 749-756 
spores, maturation period.455-456 
Fusarium moniliforme, cause of com root- 
rot. 957-964 
Galls, wheat- 
arrangement and description, compari¬ 
sons... 937*939 
desiccation. 950 
effect of low and high temperatures. 951 
nematode, longevity and vitality.949-952 
spread of nematode disease.925-933.941-949 
Gardner, Max W„ and Kendrick, J. B.: Soy¬ 
bean Mosaic; Seed Transmission and Effect 
on Yield. 91-98 
Gamer, W. W., Bacon, C. W., and Allard, 
H. A.: Photoperiodism in Relation to 
Hydrogen-Ion Concentration of the Cell Sap 
and the Carbohydrate Content of the 
Plant. 119-156 
Gas, automobile exhaust, effect on lemon 
coloration, analysis, data. 758 
stove. See Stove gas. 
Gases, effect on lemon coloration, detection 
by analytical methods. 758-767 
Geranium, pollen grains, formation, notes... 753, 
754 . 755 
Gibberella saubmetti— 
cause of wheat scab and corn rootrot.861-880 
fungus parasite of corn. 958-963 
Gladiolus, bacterial blight. 225-230 
Glucose, estimation in urine, Benedict's 
method. 599-603 
Gortner, R. A., Harris, J. Arthur, Hoffman, 
W. F., Lawrence, J. V., and Valentine, A. 
T.: The Osmotic Concentration, etc., of the 
Tissue Fluids of the Indicator Plants of 
Toeole Valley, Utah.893-924 
Grain- 
corn, elemental composition, and weight. 848-858 
destruction by meadow mice. 533 
hulls— 
composition, effect of sodium hydroxid. 254-258 
digestibility, effect of sodium hydroxid. 259-263 
Grape— 
rootrot fungus, Roesleria kypogaea, life his¬ 
tory. 609-616 
roots, inoculation with cultures of Roesleria 
kypogaea . 613 
Grasses, Utah, Tooele Valley, physicochemi¬ 
cal constants.907,910-912 
Greasewood-shadscale association physico¬ 
chemical constants.908-914 
Green Mountain potato, structural charac¬ 
ters. 827,828,832 
Griffiths, Marion A.: Experiments with Flag 
Smut of Wheat and the Causal Fungus, 
Vrocystis tritici .425-450 
Grit, function in gizzard of fowl.413-416 
Guinea-pig serum, action on sheep cells.... 713-714 
Gynosporangia, aecidiospores, discharge 
methods—.. ; . 753 
Gy vinosp orangiu m myricatum, aecidiospore 
discharge. 749-756 
Gypsum, beneficial effects on soils. 667,687 
Hamilton, T. S., and Card, L. E-: The Utili¬ 
zation of Lactose by the Chicken. 597-604 
Hamilton, T. S., and Mitchell, H. H.: The 
Occurrence of Lactase in the Alimentary 
Tract of the Chicken. 605-608 
Hardpan, formation, causes. 668 
Page 
Harris, J. Arthur, Gortner, R. A., Hoffman, 
W.' F., Lawrence, J. V., and Valentine, 
A. T.: The Osmotic Concentration, etc., of 
the Tissue Fluids of the Indicator Plants of 
Tooele Valley, Utah.893-924 
Harris, J. Arthur, Lawrence, Zonja Wallen, 
Hoffman, W. F., Lawrence, John V., and 
Valentine, A. T.: The Tissue Fluids of 
Egyptian and Upland Cottons and their Fi 
Hybrids. 267-328 
Harrison, George J., and Kearney, Thomas 
H.: Selective Fertilization in Cotton.329-340 
Hastening the Coloration of Lemons: F. E. 
Denny. 757-77® 
Hay, destruction by meadow mice. 533 
Haynes Bluestem wheat, stem-rust infection, 
experiments.350-361,372-373 
Hebron potato, structural characters .. 827,828,831 
Helianthus annuus, planting at two-week 
intervals. 145-147 
Heliothis obsoleta, compared with European 
com borer. 65-70 
Hemagglutinins tor sheep cells, presence in 
fowl serum. 715 
Herbs, Tooele Valley, Utah, physicochemical 
constants.898-916 
Heredity, teosinte-maize hybrids. 537*596 
Heuckera americana, aphis on, development 
of. 517.520 
Hoffman, W. F., Harris, J. A., Gortner, 
R. A., Lawrence, J. V., and Valentine, 
A. T.: The Osmotic Concentration, etc., of 
the Tissue Fluids of the Indicator Plants of 
Tooele Valley, Utah. 893-924 
Hoffman, W. F., Harris, J. Arthur, Lawrence, 
Zonja Wallen, Lawrence, J. V., and Valen¬ 
tine, A. T.: The Tissue Fluids of Egyptian 
and Upland Cottons and their Fi Hybrid. 267-328 
Holbert, James R., and Koehler, Benjamin: 
Anchorage and Extent of Cora Root Sys¬ 
tems. 71-78 
Holbert, James R., Koehler, Benjamin, and 
Dickson, James G.: Wheat Scab and Cora 
Rootrot Caused by Gibberella saubinetii in 
Relation to Crop Successions.861-880 
Holbert, James R., and Reddy, Charles S.: 
The Black-Bundle Disease of Cora. 177-206 
Horse chestnut, current blight, occurrence. 838-839 
Hulls, grain- 
composition, effect of sodium hydroxid.. 254-258 
digestibility, effect of sodium hydroxid.. 259-263 
hydrolysis, experiments. 252-262 
Huntley Experiment Farm, Montana, irri¬ 
gation experiments. 621,645,680,683 
Hurd, Annie May: The Course of Acidity 
Changes During the Growth Period of 
Wheat with Special Reference to Stem- 
Rust Resistance. 725-735 
Hursh, C. R.: Morphological and Physiologi¬ 
cal Studies on the Resistance of Wheat to 
Puccinia graminis tritici . 381-412 
Hyalopus yvonis, similarity to CephalosPo- 
rium acremonium . 191,19a 
Hybrids— 
cotton— 
tissue fluids, comparison with parent 
cottons. 283-320 
relation to selective fertilization.332-335 
raspberry, polyploid forms. 742-745, 745-747 
teosinte-maize, heredity, studies. 537-596 
Hydrochloric acid, solutions, changes made 
by growing seedlings. 211-216 
Hydrocyanic-acid— 
:ontent of sorghum, effect of nitrate appli¬ 
cations. 717-723 
distribution in sorghum plants. 72a 
Hydrogen, com plant, determination and 
distribution.850-858 
Hydrogen-ion Concentration— 
of cell sap, relation to photoperiodism.... 122-149 
produced by growing seedlings in acid 
solution. 207-2x7 
Idaeobatus, subgenus of raspberry diploid 
forms. 740^-742 
