410 



EXPERIMENT STATION RECORD 



Oxen — 



abnormal digits, (27) 369. 

 cost of raising, (28) 467. 

 degeneration in tocth of, (33) 270. 

 digestion e.xperiments, (28) 463. 

 European wild, old pictures of, (28) 365. 

 feeding experiments, (25) 468; (32) 166,363,770. 

 from Roman military station, skulls of, (26) 16.5. 

 limb tendons of, (29) .570. 

 maintenance ration, (33) 870. 

 pasturing experiments, (31) 470. 

 reproductive organs, (27) 369. 

 serum proteins of, (28) 875. 

 sinus hairs, (27) 373. 



skin temperature and fattening capacity, rela- 

 tion, (31) 866. 

 • V. horses for field work in Russia, (26) 269. 



working, dipping, (33) 384. 

 Oxhydridase, antitoxic role, (40) 580. 

 Oxidase— 



action, mechanism, (35) 713; (36) 609; (37) 726. 

 activity in etherized bulbs and tubers, (30) 728. 

 activity in plants, (37) 9, 326, 429, 430. 

 apparatus, description, (32) 508. 

 content of plant juices, measurement, (27) 9. 

 content of sugar beets, (28) 314. 

 effect on anthoeyanin, (38) 128. 

 enzyms, notes, (34) 711. 

 of fruits, notes, (26) 310. 

 of Rhus diversiloba, (37) 411. 

 reaction for detection of rancid fats, (40) 412. 

 reactions, studies, (36) 503. 

 reagents, color changes in, (36) 224. 

 relation to catalase in plant tissue, (36) 610. 

 ■Oxidases — 



detection, (26) 201. 



distribution and role in plants, (27) 632. 

 distribution in plants, (31) 626; (34) 32; (35) 130. 

 in chicken fat, (28) 63. 

 corn silks, (30) 709. 

 potatoes, (31) 748. 

 tobacco plant, (31) 204. 

 - of acid tissues, (31) 826. 

 Cytisus adami, (27) 733. 

 resting and sprouted potatoes, (26) 547. 

 sugar cane, (40) 426. 

 plant, nature and function, (30) 203. 

 plant, review of literature, (33) 426. 

 role in — 



deterioration of cut flowers, (28) 129. 

 formation of essential oils, (28) 129. 

 formation of pigments, (29) 219. 

 plant respiration, (34) 523, 524; (36) 329. 

 sugar beet curly top, (29) 48, 550. 

 studies, (27) 503; (33) 409; (36) 224. 

 Oxidation — 



as affected by food ingestion, (40) 364, 365, 766. 

 by catalysts, (33) 329. 

 effect on soil phosphorus, (27) 122. 

 in animal body, (28) 607; (34) 663. 

 potential, measurement, (3G) 224. 

 Oxidizers, effect on ammonia production and use in 



killed plants, (28) 327. 

 Oxido-reduction, biochemical phenomena, (38) 802. 

 Oxids, metallic, fertilizing value, (31) 821. 

 Oxidus — 



gracilis, studies, (37) 667. 

 new genus, description, (26) 353. 

 Oxybenzoic acid, aerobic fermentation, (30) 28. 

 Oxyearenus — 



hyalinipennis, notes, (32) 847; (40) 256, 854. 

 laetus, notes, (28) 654. 

 spp., injurious to cotton, (27) 454. 

 Oxycholesterol, color reaction for, (36) 112. 

 Oxycchus vociferus— 



destruction of locusts by, (28) 351. 

 notes, (27) 355. 

 Oxygen- 

 absorption by oils, (29) 613. 

 absorption by respiratory chromogens of plants, 



absorption by sewage effluents, (26) 406 



analysis, apparatus for, (40) HI. 



and carbon dioxid, effect on nitrogen trans- 

 formation in soils, (36) 724. 



atmospheric, effect on plant proteins, (27) 426 



concentration, relation to nicthvlene blue reduc- 

 tion by milk, (40) t;i3. 



density, (34) 414. 



determination, (31) 109. 



Oxygen — Continued, 

 determination in— 

 sewage, (26) 407. 

 water, (31) 411; (35) 415. 

 water and effluents, (34) 410. 

 water in presence of nitrite, (33) 413. 

 disappearance in canned food containers, (28) 



361. 

 dissolved, determination in water, (32) 612; (33) 



711. 

 dissolved, in rainwater, (37) 620. 

 dissolved, in water, factors affecting, (26) 418. 

 effect on- 

 alcoholic fermentation in peas, (26) 731. 

 denitriflcation, (27) 424. 

 germination of aged seeds, (36) 29. 

 elimination as affected by light, (28) 801. 

 pressure effect on seed germination, (26) 131, 531 . 

 relation to ammonia formation in plants, (28) 



328. 

 relation to growth of algae, (28) 821. 

 requirements of roots of higher plants, (38) 628. 

 role in germination of Gramineae, (38) 24. 

 role in germination of seed, (30) 629. 

 storage by bacteria and fungi, (28) 329. 

 Oxygenase, activity in diseased potatoes, (26) 548. 

 p-Oxyphenylethylamin in normal cheese, (32) 503. 

 Oxypleurites n.spp., descriptions, (30) 362. 

 Oxyproteic acids, chemistry of, (33) 409. 

 OxyptUus periscelidactylus, see Grape plume moth. 

 Oxyrhachys tarundus, notes, (31) 59. 

 Oxyspirura mansoni, treatment, (29) 784. 

 Oxysternus maximus, notes, (29) 858. 

 Oxythrips, synopsis, (36) 550. 

 Oxythyrea cinctella, notes, (27) 4.53. 

 Oxytropis— 



lamberti, occurrence of barium in, (26) 432. 

 spp., descriptions, (39) 386. 

 Oxyurias, variation in, (33) 459. 

 Oxyuriasis, equine, treatment, (40) 586. 

 Oxyuris vermicularis— 



dissemination by flies, (30) 659. 

 physiological investigations, (31) 079. 

 relation to appendicitis, (26) 678. 

 Oxyiirosis in the horse, (39) 686. 

 Oyster — 



beds, inspection in New Jersey, (28) 862. 



culture, studies, (39) 782. 



floating laboratory, description, (27) 774. 



grounds, inspection in United States, (26) 761. 



industry, sanitary regulations, (27) 269. 



larvae, collecting, (26) 473. 



laws in Washington, (27) 254. 



mud, analyses, (32) 424. 



propagation, (40) 177. 



shell scale — 



as affected by low temperature, (34) 357. 



control, (39) 162. 



life history and remedies, (29) 558. 



mite enemies, (27) 861. 



notes, (27) 658; (28) 156, 353, 752; (29) 251; 



(31) 60; (34) 158; (35) 253, 256, 756. 

 notes and remedies, (29) 758. 

 parasites of, (26) 149. 

 remedies, (33) 59; (36) 857, 

 studies, (33) 558, 

 shells- 

 analyses, (36) 821. 

 analyses and use, (28) 726. 

 avaflability in relation to fineness, (35) 631. 

 fertilizing value, (39) 626. 

 ground, analyses, (28) 626; (31) 424; (33) 820. 

 ground, diffusion in soils. (29) 128. 

 ground, mixing with acid phosphate, (36) 

 325. 

 Oysters- 

 analyses, (28) 459. 



bacterial content, seasonal variation, (26) 761. 

 bacterial purification, (27) 63. 

 bacteriological analyses, (38) 265. 

 bacteriological examination, (37) 468. 

 Canadian, development, (26) 473. 

 canned, industry in United States, (31) 67. 

 creatin and creatinin content, (31) 760. 

 culture, (27) 472, 774. 

 culture in Germany, (30) 271. 

 destruction by crabs, (36) 8.53. 

 examination, (26) 868; (28) 166; (31) 64; (32) 854; 



(35) 287, 859; (36) 159. 

 floating, (27) 762; (30) 375. 



