SUBJECT INDEX 



59 



Avocados — Continued . 



freezing-point lowering in cell sap, (36) 343. 



fungus disease affecting, (26) 841. 



heat injury, (39) 151. 



history in California, (36) 641. 



host plant of fruit fly, (26) 758. 



imported, for California, (30) 740. 



improvement, (38) 842. 



insects affecting, (27) 756; (39) 264, 862. 



Mycosphaerella n.sp. on, (39) 248. 



new beetle affecting, (26) 151. 



new, descriptions. (29) 436, 838. 



of Mexico, (40) 246, 342. 



oil content, (36) 138. 



oil of, chemical constants, (40) 803. 



papers on, (39) 243. 



preservation in salt water, (32) 451. 



propagation, (26) 336; (35) 539. 



propagation and grafting. (29) 234. 



recipes, (28) 660, 863. 



studies, (28) 437. 



top-working, (30) 839. 



varietal standardization, (36) 537. 



varieties, (34) 835; (35) 448; (36) 641; (37j 144, 



243. 

 varieties for California, (37) 345. 

 varieties for Florida, (37) 345. 

 variety, new, (40) 151. 

 Avondale Forestry Station, report, (30) 45. 

 Axonopus semialatus, notes, (26) 361. 

 Ayrcs, B., biographical sketch, (40) 199. 

 Azalea— 



indica. diseases and pests of, (30) 247. 

 indica, leaf gall affecting, (29) 48. 

 lace bug, see Stephanitis pyrioides. 

 leaf skeletonizer, notes, (33) 252. 

 occidentalis, description, (39) 386. 

 Azaleas, handbook, (26) 337. 

 Azo dyes- 

 purification, (40) 808. 

 use against tuberculosis, (33) 481. 

 Azoa, notes, (27) 52. 



Azochis gripusalis, notes, (26) 147; (28) 858; (30) 454. 

 Azoimid, assimilation by plants, (26) 32. 

 Azolla, assimilation of nitrogen by, (29) 133. 

 Azotobacter — 



activity in relation to soil condition, (34) 813. 

 as affected by carbon disulphid and toluol, (40) 



513. 

 beyerincki, notes, (28) 721. 

 chroococcum— 



as allected by ultraviolet rays, (29) 130. 

 biology and taxonomy, (27) 424. 

 composition of cells, (31) 121. 

 cytological studies, (33) 329. 

 development as affected by radioactivity, 



(28) 731. 

 growth in bacterized peat, (31) 826. 

 in Java soils, (30) 218. 

 in Russian soils, (38) 428. 

 nitrogen assimilation by, (33) 427. 

 nitrogen fixation by, (27) 517; (38) 427. 

 pigment of, (32) 96. 

 review of investigations, (38) 426. 

 sources of energy for, (28) 323. 

 studies, (28) 524. 

 cultures, effect on growth of crops, (28) 814. 

 development, (37) 221. 

 growth, (27) 828. 

 in Danish forest soils, (34) 814. 

 Hawaiian soils, (36) 215. 

 Indian soils, (31) 731. 

 limed cranberry soils, (40) 214. 

 soils of foreign countries, (35) 320. 

 media for, (35) 226. 



morphological and cultural studies, (32) 33. 

 nitrate production by, (31) 421. 

 nitrogen fixation by, (29) 227; (32) 29, 515; (33) 



823; (34) 422; (37) 129. 

 nitrogen release by, (34) 627. 

 soil Inoculation with, (40) 617, 832. 

 spp., nutrient medium for, (27) 729. 

 stimulation by poisonous substances, (27) 131. 

 studies, (29) 630; (39) 619, 722, 723. 

 symbiosis with water plants, (38) 419. 

 symbiotic relation with algae, (40) 130. 

 Azotogen— 



inoculation experiments with, (40) 823. 



notes, (26) 723; (27) 322. 



tests, (26) 521, 617; (29) 733; (32) 433. 



Azoturia in horses, prevention, (26) 75. 

 Azotus— 



chionaspidis n.sp., description, (31) 459. 

 marchali, notes, (27) 556. 

 Babcock — 



glassware, examination, (30) 178, 664. 

 glassware, testing, (33) 383. 

 test- 

 bottles, calibration, (31) 875. 

 directions, (27) 375; (32) 870, 871. 

 effect on dairy industry, (27) 283. 

 error in, (26) 371; (27) 500; (28) 207. 

 in schools, (26) 393. 

 modified, for ice cream, (31) 210. 

 modified, notes, (27) 499. 

 notes, (28) 473; (30) 576, 875; (31) 873; (33) 



383; (36) 674. 

 sampling for, (30) 274. 

 studies, (30) 810. 

 use, (33) 676; (37) 175, 875. 

 tester, use, (29) 71. 

 Babesia — 

 bigemia — 



in cattle in Panama, (39) 84. 

 notes, (27) 784. 



relation to anaplasmosis, (29) 584. 

 studies, (29) 882. 

 bovis in Netherlands, (40) 587. 

 caballi, description, (31) 382. 

 canis, culture in vitro, (30) 481. 

 Babesiasis — 



and anaplasmosis, differentiation, (26) 584. 

 canine, in Porto Rico, (31) 781. 

 in Australia, (30) 82. 

 in Yucatan, (27) 782. 

 status and control, (37) 480. 

 transmission by ticks, (29) 584. 

 Babul — 



beetles affecting, (27) 863. 

 pods, analyses, (27) 469. 

 tree, description, (38) 45. 

 Baby beef, see Beef, baby. 

 Baccha— 



clavata, notes, (29) 355. 

 lemur, notes, (29) 455. 

 Bacilli— 



acid-fast — 



differentiation, (31) 478. 

 in feces of vertebrates, (31) 875. 

 in lungs of camels, (30) 679. 

 in milk, (31) 584. 

 Bang-Stribolt, notes, (28) 480. 

 Qaertner group, in animals, (39) 389, 488. 

 Gaertner group, in rats and mice, (30) 355. 

 nonlactose-fermenting, in flies, (30) 757. 

 paratyphoid and pestifer, agglutination, (27) 



888. 

 pathogenic, detection in water and sewage, (38) 



188. 

 pathogenic, disinfection by cinchona alkaloids, 

 (40) 478. 

 Bacillosis, paracolon, in calves, (33) 182. 

 Bacillus — 

 abortus — 



and related bacteria, studies, (40) 184. 

 biology, (27) 885; (31) 182. 

 characteristics, (29) 779. 

 cultivation, (40) 479. 

 detection in animals, (33) 278. 

 detection in milk, (34) 679. 

 gas production by, (35) 785. 

 in arthritis of colts, (31) 887. 



blood and milk of affected animals, (33) 



679. 

 certified milk, (37) 881. 

 milk, (29) 282, 305, 500, 778; (31) 79; (32) 



674, 677; (33) 679, 774, 875; (38) 286. 

 swine, (36) 483. 

 inoculation of cattle with, (29) 779. 

 isolating and recovering (40) 479. 

 lipolyticus in milk, (37) 173. 

 lipolyticus, notes, (36) 882. 

 massive cultures of, (37) 687. 

 notes, (29) 779; (30) 586. 

 pathogenesis, (27) 477. 

 pathogenic action of, (26) 586. 

 pathogenicity, (40) 383. 

 pathogenicity for human beings, (36) 277. 

 peptotoxin production by, (30) 280. 

 persistence in inoculated animals, (29) 282. 



