SUBJECT INDEX 



409 



Ostertagia— C ontinued . 



spp., notes, (2S) 481. 



trifurcata in abomasum of sheep, (35) 78. 

 Ostitis, infectious, in cattle and horses, (27) 478. 

 Ostrich — 



chick fever, (33) 384. 



chicks, diseases and parasites of, (26) 487. 



farming in Australia, (29) 575. 



feather industry in South Africa, (35) 774. 



feathers, analyses, (26) 469. 



wireworm, life history, (33) 384. 

 Ostriches — 



breeding and care, (34) 873. 



breeding and feeding, (27) 876. 



breeding for plumes, (26) 473. 



breeding in Germany, (32) 173. 



breeding, treatise, (26) 772. 



feather development in, (30) 874. 



feather irregularities, (28) 270, 271. 



feathers of, (27) 472. 



from Sudan, (27) 674. 



laying records and weight of eggs, (39) 781. 



leucocvtozoon affecting, (28) 683; (29) 476. 



notes, (29) 172. 



quilling experiments, (27) 472. 



raising in Morocco, (38) 174. 



studies, (35) 569. 



treatise, (30) 472, 874. 

 Osyris— 



abyssinica, analyses and digestibility, (32) 167. 



alba, description, (27) 547. 

 Otacariasis in mountain sheep, description, (33) 



680. 

 Otiocerus coquebertii, notes, (26) 147. 

 Otiorhynchus — 



(Cryphiphorus) ligustici, studies, (33) 657. 



ovatus— 



life history and remedies, (30) 58. 

 notes, (28) 156; (32) 448, 556; (37) 54. 

 remedies, (38) 864. 

 studies, (36) 156. 



rotundatus, habits of, (29) 657. 



sensiti vus (planatus) , life history and bionomics, 

 (26) 861. 



spp., colored plate, (40) 170. 



spp., notes, (28) 456. 



spp., parthenogenesis in, (32) 250. 



sulcatus, notes, (30) 654; (32) 156, 556; (34) 65; 

 (36) 859. 



sulcatus, studies, (39) 363. 



tauricus, notes, (33) 652. 

 Otobius (Ornithodoros) megnini, notes, (28) 357. 

 Otocoris alpestris actia, destruction of locusts by, 



(28) 351. 

 Otthia— 



amica, notes, (33) 545. 



sp. on sugar cane, (37) 553. 

 Otus asio, notes, (27) 355. 

 Ougeinia dalbergioides, notes, (29) 443. 

 Outdoor work, treatise, (26) 298. 

 Ova— 



intrauterine absorption, (40) 653. 



mammalian, segmentation, (27) 770. 



parasitic, viability, (26) 588. 



production of sperm isoagglutinins by, (29) 167. 



white and yellow yolk of, studies, (26) 164. 

 Ovalbumin, preparation and refractive index, (39) 



609. 

 Ovarian- 

 extract feeding, effect on growth and sexual 

 development, (34) 766. 



infection in fov/ls, studies, (31) 484. 



transplantation experiments, (28) 173. 



transplantation in chicks, (34) 870. 



transplantation in ducks, (40) 367. 



transplantation in guinea pigs, (30) 472. 



transplantation, notes, (26) 163. 

 Ovaries — 



as affected by Roentgen rays, (32) 466. 



development in fowls, (29) 874. 



isolated, eflect on growth, (40) 662. 



of pigs, enzyms of, (27) 670. 

 Ovariotomy, effect on sheep, (27) 70. 

 Ovariotomy in fowls, (40) S71. 

 Ovaritis in cattle, (38) 179, 787. 

 Ovary- 

 extract, efTect on milk production, (37) 173. 



of the fowl, corpus luteum, (40) 664. 



resting, in hen, effect of pituitary extract on, 

 (33) 472. 



Oven- 

 electrical, description, (29) 567. 

 temperatures for cooking, standardization, (31) 

 359. 

 Overfeeding, eflect on energy metabolism, (28) 264. 

 Oviducal glands, albumin secreted by, (37) 773. 

 Oviduct — 



effects of ligation, section, or removal, (32) 670: 



(33) 96. 

 of domestic fowls, secretory activity, (26) 196. 

 of hen, abnormality, (33) 471. 

 of hen, histology, (28) 575. 

 physiology, (26) 670. 

 Ovis tragelaphus, relation to sheep pox, (28) 183. 

 Ovochromin, notes, (28) 607. 

 Ovomucoid of birds' eggs, investigations, (28) 65. 

 Ovosemms, use, (30) 112. 

 Ovularia palmicola n.sp., description, (31) 746. 

 Ovulation — 



and ovarian cyst formation, (40) 467. 

 as affected by corpus luteum, (33) 96. 

 in fowls as affected by corpus luteum, (32) 671. 

 in swine, (40) 663. 

 period in rats and mice, (40) 663. 

 Ovules, abortiveness in relation to pod position, 



(34) 134. 

 Owl, burrowing, destruction of locusts by, (28) 351.- 

 Owl, little, economic importance, (29) 651. 

 Owls, notes, (27) 355. 

 Owls of France, treatise, (26) 452. 

 Ox- 

 hemoglobin, hydrolysis, (26) 22; (28) 607. 

 muscle, autolysis in, (36) 109. 

 muscle, lysin content, (31) 559. 

 saliva, diastase in, (36) 82; (37) 276. 

 serum, coagulation by ultraviolet light, (30)' 



110. 

 serum proteins, refractive indexes, (28) 501. 

 small diluvial primitive, (26) 768. 

 warble fly— see also Hypoderma spp. and Bots. 

 control, (32) 153, 680. 

 control in Denmark, (26) 485. 

 control in Germany, (32) 581. 

 genitalia and larva of, (31) 254. 

 in Netherlands, (38) 563. 

 in South Africa, (31) 780. 

 in United States, (35) 76. 

 larvae extract, eflect on cattle, (36) 478. 

 larvae extract, eflect on cattle and sheep,- 



(37) 379. 

 larvae, migration, (39) 157. 

 larvae, penetration from alimentary tract, 



(26) 657. 

 life history, (27) 457; (32) 60, 153, 680; (33) 



656; (37) 691. 

 mature larva in back of horse, (33) 554. 

 notes, (26) 286, 781; (27) 356; (28) 81, 181; 

 (29) 357, 761; (30) 83, 254, 552; (31) 98; (32> 

 448, 753, 796; (33) 554, 878; (36) 456; (37) 

 156, 464; (40) 259. 

 relation to weather conditions, (26) 657. 

 review of literature, (29) 856. 

 studies, (27) 289; (31) 85; (35) 282; (36) 482. 

 warble juice, eflect of injection, (39) 585. 

 Oxalates, toxic action, (40) 465. 

 Oxalic acid — 



assimilation by plants, (31) 426. 

 detection in wine, (37) 207. 

 determination in pine needles, (28) 713. 

 determination in sesame cake, (28) 713. 

 effect on — 



bacterial flora of soils, (28) 815. 

 bread fermentation, (27) 268. 

 carbon assimilation by plants, (27) 525. 

 isolation from soils, (28) 418. 

 larvicidal value, (34) 359. 

 production from wood, (28) 50. 

 salts, to.xicity, (27) 229. 

 secretion by Cicer arietinum, (34) 525. 

 solutions, keeping qualities, (38) 412. 

 Oxalic compounds, effect on vegetation, (29) 49. 

 Oxalis— *' 



esculenta as affected by copper fungicides^ 



(28) 247. 

 genetical studies, (34) 823. 

 spp. on corn in Barbados, (33) 445. 

 violacea, notes, (31) 235. 

 Oxamid — 



assimilation by plants, (26) 32. 

 availability of nitrogen in, (35) 427 



