898 



Journal of Agricultural Research 



Vol. XX 



Hypochlorite — Page 



calcium, value as disinfectant 86-110 



sodium, value as disinfectant 86-110 



solutions, electrolytic, effect of ammonia. . . 102 



Hypochlorous acid. See Acid, hypochlorous. 



Hypostena variabilis, parasite of Pyrausta sp. . 843 



Ilex aquifolium, composition of green and 

 albino leaves 179 



Imperata cylindracea, immunity toSclerospora 

 spontanea 671 



Influence of Cold in Stimulating the Growth 

 of Plants, The (paper) 151-160 



Influence of Temperature and Humidity on 

 the Growth of Pseudomonas citri and Its 

 Host Plants and on Infection and Develop- 

 ment of the Disease (paper) 447-506 



Inheritance of Syndactylism, Black, and 

 Dilution in Swine (paper) 595-604 



Injury to Seed Wheat Resulting from Drying 

 after Disinfection with Formaldehyde 

 (paper) 209-244 



Inorganic iron compounds, availability to rice 

 plants in calcareous and noncalcareous soils 50-54 



Intestinal disorders of chicks, green feed 

 versus antiseptics as preventive 869-873 



Inula helenium, ingredient of ' 'Subculoyd 

 Inula and Echinacea" 65 



Investigations of the Germicidal Value of 

 Some of the Chlorin Disinfectants (paper) . 85-110 



Iodin number on ether extract of Chinese colza 

 seed 127 



Ipomoea batatas, host of Gibberella saubinetii. . 16 



Iron — 



availability to rice plants 47-58 



compounds, availability to rice plants in 



calcareous and noncalcareous soils 50-54 



dialyzed, effect on growth of rice 42-44 



effect of— 



carbonate of lime on availability in soil. . 47-49 



soil water on availability 54-58 



effect on — 



chlorotic plants 38-39 



growth of rice 41-47 



in normal and mottled citrus leaves 166-190 



in plants grown with ferrous sulphate and 



gypsum 42 



in plants grown with sodium bicarbonate 

 and sprayed with lime and iron salts. ... 46 



in soil 33-62 



in southern poultry feeds 143 



Irish potato. See Solanum tuberosum. 



Isophrictis similiella, similiarity to Peclino- 

 phora gossypiella 813-814 



Isothiocyanate — 



allyl, physical constants 127 



crotonyl — 



in Chinese colza seed 127-132 



physical constants 127 



para-oxybenzyl, difference from crotonyl 

 isothiocyanate 135 



Ivey, J. E., and Kaupp, B. F. (paper): Study 

 of Some Poultry Feed Mixtures with 

 Reference to Their Potential Acidity and 

 Their Potential Alkalinity: 1 141-149 



Ivy. See Hedera helix. 



Jack pine. See Pinus banksiana. 



Jagger, Ivan C. (paper) — Page 



Sclerotinia minor, n. sp., the Cause of a 

 Decay of Lettuce, Celery, and Other 



Crops 331-334 



Transmissible Mosaic Disease of Lettuce, 



A 737-740 



Japan clover nodule bacteria cultures, effect 

 on milk 550 



Jasmine, yellow bush. See Jasminum nudi- 

 florum. 



Jasminum nudiflorum, influence of cold in 

 stimulating growth 158 



Job's tears. See Coix lachryma. 



Johnson, Alice, andHendry.Mary F. (paper): 

 Carbon-Dioxid Content of Barn Air 405-408 



Johnson, James (paper): Fusarium-Wilt of 

 Tobacco 51S-S36 



Jones, Fred Reuel, and Drechsler, Charles 

 (paper): Crownwart of Alfalfa Caused by 

 Urophlyctis alfalfae 295-324 



Juglans, host of Gibberella saubinetii 16 



Juniperus virginiana, immunity from hyper- 

 trophied lenticels 255 



Kaupp, B. F., and Ivey, J. E. (paper): Study 

 of Some Poultry Feed Mixtures with Refer- 

 ence to Their Potential Acidity and Their 

 Potential Alkalinity: 1 141-149 



Kclley, W. P., and Cummins, A. B. (paper): 

 Composition of Normal and Mottled Citrus 

 Leaves 161-191 



Kennard, D. C, et al. (paper): Green Feed 

 versus Antiseptics as a Preventive of In- 

 testinal Disorders of Growing Chicks 869-873 



Kopeloff, Nicholas, Perkins, H. Z. E., and 

 Welcome, C. J. (paper): Further Studies in 

 the Deterioration of Sugars in Storage. . . 637-653 



Koser, Stewart A. (paper): A Bacteriological 

 Study of Canned Ripe Olives 375-379 



Kosteleyzkya spp., food plants of — 



Crocidosema plebiana 822 



Gelechia hibiscella 810-81 1 



Meskca thyridinae 828-829 



Kundmannia sicula, host Urophlyctis alfalfae. 308 



Lactic acid. See Acid, lactic. 



Lagorotis — 

 diprioni, parasite of Neodiprion lecontei. . 757-758 

 virginiana, parasite of Neodiprion lecon- 

 tei 757-758 



Lantana horrida, food plant of Borkkausenia 

 diveni 815 



Larch, American. See Larix americana. 



Larix — 



americana, host of Neodiprion lecontei 757 



laricina — 



hypertrophied lenticels 255-266 



influence of cold in stimulating growth 

 (PI. 21) 151-160 



Larunda palmii. Syn. Zenodoxus palmii. 



Larvae of aquatic insects, susceptibility to 

 copper salts 198 



Laspeyresia tristrigana, similarity to Pectino- 

 phora gossypiella 824-825 



Latshaw, W. L., et al. (paper): Relation of 

 the Calcium Content of Some Kansas Soils 

 to the Soil Reaction as Determined by the 

 Electrometric Titration 855-868 



