722 
Journal of Agricultural Research 
Vol.XI 
Page 
Page 
Influence of the Degree of Fatness of Cattle 
upon Their Utilization of Feed (paper).. 451-472 
Inheritance Studies in Pisum. IV. Interre¬ 
lation of the Genetic Factors of Pisum 
(paper). 167-190 
Inocybe sp., cause of fungus fairy rings. 19s 
Insect flower. See Chrysanthemum cinera- 
riaefolium. 
Insect powder. See Chrysanthemum cinera¬ 
rias folium. 
Iron in soils— 
effect of soluble salts on. 544-546 
relation to calcium and aluminum.... 662-671 
Iron oxid, ratios with calcium oxid and 
aluminum oxid in soils.661-664 
Irrigation— 
effect of pumping from shallow well in re¬ 
lation to. 339^357 
effect on fungus fairy rings. *3 7 
Johnson. A. G., ct al. (paper): Bacterial- 
Blight of Barley. 625-644 
Jonathan-spot— 
description. 288 
effect of— 
aeration on.291-293 
humidity on.291-293 
maturity of fruit on. 293-294 
temperature on. 289-291 
relation to apple rots. 288 
Jones. L. R., Johnson, A. G., and Reddy, C. 
S. (paper): Bacterial-Blight of Barley.. . 625-644 
Juniperus spp., reproduction from seed 
stored in forest floor. 1-26 
Kempton, J. H., and Collins, G. N. (paper): 
Breeding Sweet Com Resistant to the Com 
Earworm. 549-573 
Klein, M. A., et al. (paper): Some Notes on 
the Direct Determination of the Hygro¬ 
scopic Coefficient. 147-166 
Lactacius insulsus , cause of fungus fairy rings. 195 
Lactalbuminase. See Galactase' 
Lactarius — 
piperatus, cause of fungus fairy rings. 195 
torminosus, cause of fungus fairy rings. 195 
Lactuca saliva, effect of hydrocyanic-add 
gas.423-428 
Damb— 
growth during first year. 607-624 
measurements.608-624 
Lap pula occidentals , effect of fungus fairy rings 
on. 339 
Deaf hopper. See A gallia sp. 
Lepiota — 
morgani, cause of fungus fairy rings. 203 
procera , cause of fungus fairy rings. 195 
Dettuce. See Lactuca sativa. 
Life History of Ascaris lumbricoides and Re¬ 
lated Forms (paper). 395-398 
X 4 fe History of Macrosiphum illinoisensis, the 
Grapevine Aphis (paper).83-90 
Dime— 
conservation of by manure. 686 
effect on decomposition of green manure. 680-698 
effect on decomposition of stable manure. 680-698 
requirement in acid soils.665-666 
Linum usitatissimum — 
inheritance of wilt resistance through hy¬ 
bridization. 588-600 
loss of, caused by Fusarium lint .. ... 573 
penetration by Fusarium spp. 575~579 
probable factors in wilting of. 581 
relation of tissues to Fusarium Uni ...... 579-588 
wilt of..*.573-606 
Dipase, in butter. 444-445 
Dipman, C. B., method for determination of 
hygroscopic coeffident. 151 
Louisiana, southern, run-off from drained 
prairie lands of. 247-279 
Dungs, infection by Ascaris spp.395-398 
Lycoperdon spp., causes of fairy rings.195-202 
Lycopersicon esculentum , effect of— 
anesthetics on permeability of leaves of.. 331-333 
hydrocyanic-add fumigation on— 
composition of. 328 
enzymic activities of.321-324 
growth of.328-330 
permeability of leaves of.33i“333 
respiration of.324-326 
translocation of food in.326-327 
transpiration of. 333^335 
Macrosiphum illinoisensis — 
distribution. 83 
food plants. 83 
life history. 83-90 
nomenclature. 83 
Magnesium in soils, effect erf soluble salts 
on. 544-546 
Malus sylvestris — 
relation of Jonathan-spot to rots erf. 288 
scald of. 294-295 
Malvastrum coccineum , effect of fungus fairy 
rings on. 237,239 
Manganese, occurrence in Chrysanthemum 
cinerariaefolium . 77-82 
Mann’s bladeblight of oats, comparison with 
bacterial-blight of Hordeum spp. 627-628 
Manure- 
green, decomposition in soil. 677-698 
stable, decomposition in soil. 677-698 
Marasmius — / 
oreades , cause of fungus fairy rings. 195,202 
urens , cause of fungus fairy rings. 195 
Marsh, C. D. and Clawson, A. B. (paper): 
Eupatorium urticaefolium as a Poisonous 
Plant. 699-715 
McCool, M. M., and Wheeting, D. C. (paper): 
Movement of Soluble Salts through Soils. 53 1 ”547 
McDole, G. R., et al. (paper): Some Notes on 
the Direct Determination of the Hygro¬ 
scopic Coeffident. 147-166 
McDonnell, C. C., and Roark, R. C. (paper): 
Occurrence of Manganese in Insect Flowers 
and Insect Flower Stems. 77-82 . 
Medtcago sativa , effect of— 
hydrocyanic-add gas on.423-428 
sulphur on. 94“ io 3 
Melilotus alba, host plant of Fusicoccum putre- 
factens . 39 
Methane, production of, in cattle. 455>469 
Metzler, D. F. and Gainey, P. D. (paper): 
Some Factors Affecting Nitrate-Nitrogen 
Accumulation in Soil.43-64 
