1048 



Journal of Agricultural Research 



Vol. VI 



Arachis kypogaea — Page 



host plant of Scleroiium rolfsii 559 



impermeable seeds in 762 



Army cutworm. See Chorizagrolis auxiliaris. 



Army worm. See Cirphis unipuncta. 



Aroids, economic, storage-rots of 549-572 



Arsenic — 

 in soil, effect of, upon nitrogen fixation. . . 389-412 

 relation of quantity of, in soil to bacterial 



activity 412 



stimulating influence of, upon the nitrogen- 

 fixing organisms of the soil 389-416 



various compounds of, stimulating effects 

 ' of 390-412 



Aspergillus spp. effect of heat on. . 155, 158-159, 161 



Autolysis — 



antiseptic 542-544 



aseptic 537-542 



aseptic, changes in muscle creatin and 



creatinin content during 540 



effect of, on muscle creatin 535~547 



Availability of Mineral Phosphates for Plant 

 Nutrition (paper) 485-514 



Avena sativa — 



analysis of, for phosphorus 492 



effect of carbon bisulphid on growth of. . 8-io, 14-17 

 host plant of Puccinia graminis 815 



Ayers, S. H., and Thorn, C. (paper) Effect of 

 Pasteurization on Mold Spores 153-166 



Azotobacter — 



in soil, effect of carbon bisulphid on 4 



life cycle of 677-688 



types of growth in 683-684 



Azotobacter spp. — 



effect of arsenic compounds upon 397-399, 



401-402 



Baccharis gcnistelloides , host plant of Aleuro- 



thrizus Jloccosus 466 



Bacillus — 



azotobacter, life cycle of 677-688 



carotovorus — 



causal organism of softrot 562 



inoculation experiments with 563-565 



moisture requirements of 566-567 



temperature requirements of 567-570 



danicus, life cycle of 688-694 



laclis niger, lifecycleof 688-694 



rossicus, effect of arsenic compounds upon. 401-402 



subtilis, life cycles of 688-694 



tracheiphilus, cause of wilt of cucurbits 417 



Bacteria — 

 activities of — 



comparison of, in soils 917-919 



relation between, and crop-producing 



powers, in soil 919-920 



effect of carbon bisulphid on 2-3 



life cycles of the 675-702 



number of, per gram of soil in experimental 



plots 960 



soil — 

 influence of barnyard manure and water 



on 889-926 



wilt of cucurbits caused by 41 7-434 



Bacteriological Studies of a Soil Subjected to 

 Different Systems of Cropping for Twenty- 

 five Years (paper) 953*975 



Page 



Back, E. A., and Pemberton, C. E. (paper) 

 Effect of Cold-Storage Temperatures upon 

 the Pupae of the Mediterranean Fruit Fly. 251-260 



Bacterium — 



bulgaricum, life cycle of 688-694 



denitrificans agile, life cycle of 688-694 



fluorescens, life cycle of 688-094 



pneumoniae, life cycle of 688-094 



radicicola, life cycle of 688-694 



radiobacter, life cycle of 688-694 



tumefaciens, cause of crowngall 179 



Baker, A. C, and Davidson W. M. (paper) 

 Woolly Pear Aphis 351-360 



Baker, A. C, and Quaintance, A. I, (paper) 

 Aleyrodidae, or White Flies, Attacking the 

 Orange, with Description of Three New 

 Species of Economic Importance 459-472 



Banana. See Musa sp. 



Barley. See Hordeum vulgare. 



Bean, kidney. See Pkaseolus vulgaris. 



Bean, Eima. See Pkaseolus lunaius. 



Beef tallow, amount of stearic acid in the in- 

 soluble acids of 111-113 



Beet- 

 See Beta vulgaris. 

 sugar. See Beta vulgaris. 



Beetle, striped cucumber. See Diabrotica 

 ■viltata. 



Bemisia giffardi, description of 469 



Beta vulgaris — 



dry and wet pulp of, in ration, effect of, on 



milk 174-175 



host plant of Cercospora belicola 21-60 



Blackrot — 



caused by Fusarium radicicola 3°4"3°5 



control of * 308 



Java — 



cause of 551-553 



description of 550-551 



of Solatium tuberosum, description of 297-299 



Botrytis sp. — 



comparison with Rhizopus sp 365-366 



results of infection of Fragaria sp. by 362-363 



Brassica — 

 napus — 



chemical examination of silage of 531-532 



effect of carbon bisulphid on growth of . . . 10-11 



experimental silage of 528-531 



silageof, analysisof 529-530 



oleracea, host plant of Scleroiium rolfsii 559 



Briggs, L- J.. Jensen, C. A., and McLane, 

 J. W. (paper) Mottle-leaf of Citrus Trees in 

 Relation to Soil Conditions 721-740 



Brochymena sp., a parasite of Hyperaspis bi- 

 notata 202 



Buckley, J. P., jr., Holland, E. B., and Reed, 

 J. C. (paper) Determination of Stearic Acid 

 in Butter Fat 101-113 



Buckwheat. See Fagopyrum fagopyrum. 



Burlison, W. L. (paper) Availability of Min- 

 eral Phosphate for Plant Nutrition 485-514 



Butter- 

 cold-storage — 



apparatus used for testing 931-933 



progressive oxidation of 927-952 



fat- 

 amount of stearic acid in the insoluble 

 acids of iio-iii 



