INDEX OF SUBJECTS. 



975 



Page. 



Orchards— Continued. 



spraying, Ohio 39 



Oreg 40 



unlaiown snout beetle affecting 262 



Orchid leaf spot, notes 755 



Oregon College, notes 300, 397, 698, 797 



Station, notes 397, 500, 698, 797 



Oreoscoptes montanus, fruit-eating habits 150 



Organic — 



compounds, crystalline, determination in 



soils. Pa 821 



matter — 



decomposition in soils 823 



detection in water 410 



effect on nitrification in soils, N.C 816 



solubility of phosphates 631 



fertilizing value 629 



in expired breath 866 



of soils, methods of separating 118 



Organisms, living, energy problem in 671 



pathogenic, vitality m butter 682 



rygulatory process in 868 



Organs, blood-forming, methods of studying. 83 

 Ornamental plants, shrubs, or trees. {See 



Plants, Shrubs, and Trees.) 

 Ornithodoros — 



chinche, relation to recurrent fever 586 



moubata, fumigation experiments 887 



notes 858 



relation to spirochetosis 782 



Orthoperidse, catalogue 158 



Orthotylus nassatus, notes 247 



Oryza barthii, description 134 



Osage orange, utilization 843 



Osmotic — 



effects, origm 26 



pressure — 



of desert plants 430 



nutrient media, effect on plants ... 730 

 relation to development and compo- 

 sition of plants 125 



Ostricli industry in United States, U.S.D.A. 375 



Ostriches, principles of breeding 476 



Otiorhynchus sulcatus, notes, Me 555 



Ova, rabbit's, metabolism of 79 



Ovarian extracts, effect on tubercle bacilli ... 885 



tissues, transplanted, fate of 808 



Ovaries, engrafted, effect on offspring 867 



transplanting in vertebrates 867 



Owls, wood, parasitism 591 



Ox warbles, method of entering host 887 



occmrence in brain of ahorse. .. 486 



relation to myiasis dennatosa. . . 56 



studies 157 



Oxalic acid, determination in plants 210 



disinfecting value 281 



Oxidase, relation to catalase 609 



Oxidases, chemistry of 309 



of cows' milk, studies 202 



Oxidin, misbranding, U.S.D.A 863 



Oxycarenus hyalinipennis, notes 251 



Oxycoccus macrocarpus, teratological forms of. 248 

 Oxyeclms vociferus — 



destructive to cattle ticks 59 



hop flea beetles 150 



Oxygen, dissolved, as an index of pollution. . 410 



Page. 



Oxygen, excessive, effect on man 471 



in ox blood and serum, solubility. . . 179 



Oxygenase, relation to guaiacum reaction 634 



Oxyspirura mansoni, occurrence in fowls. .. 591,889 



parvovum n. sp., description 59 



Oyster contamination, studies 163 



disease, studies, N.J 476 



shell bark-louse. {See Oyster-shell 

 scale.) 



scale, notes, Nev 851 



parasitism 60 



remedies, Can 539 



Oysters- 

 examination 166 



Me 368 



floating laboratory for study, N.J 476 



propagation, N.J 476 



U.S.D.A 579 



protection from sewage contamination, 



U.S.D.A 579 



sewage organisms in, U.S.D.A 162 



shucked, adulteration, U.S.D.A 64 



Pachyneuron micans, parasitic on cabbage 



aphis, N.Y.Cornell 659 



vindemmise, notes 854 



Paddy. {See Rice.) 



Paint, analyses, N.Dak 115 



brush, destruction, N.Y.Cornell 237 



examination 166,569,769 



manufacture 491 



Paints, tests, N.Dak 716 



Palm-nut cake, analyses 272 



for pigs 576 



meal, analyses 871 



oil, utilization as an edible fat 114 



weevil, Injurious to sugar cane 855 



Palms, insects affecting 251 



Palsy, parturient , description 381 



Pancreas, internal function of 65 



Pankularia spp., analyses, Wyo 131 



Panicum maximum, culture in Guam, 



U.S.D.A 830 



spp., analyses, Wyo 131 



Paniscus geminatus, notes, Iowa 55 



Papayas, breeding experiments, Hawaii 337 



Paper bags for cooking 863 



making, use of crop plants in 



U.S.D.A 507,617 



Papilio demodocus, notes 251 



thoas. {See Orange dog.) 



zelicayn, notes 54 



Para rubber. {See Rubber.) 



Paragonimus westermanii, notes 387 



Paramecium caudatum, notes, Md 689 



Parandra brunnea, studies, U.S.D.A 51 



Parasites. {See Animal parasites, Insect 

 parasites, etc.) 



Parasitology, veterinary, treatise 178 



Paresis, parturient. {See Milk fever.) 

 Paris green — 



analyses 363 



effect in lime-sulphur mixtures. Can 506 



on apples 550 



Park commissioners of Massachusetts, report. 342 



Parsley, determination of dirt on 769 



Parsnips, Bacillus melanogenes affecting 454 



