INDEX OF SUBJECTS. 



971 



Orchestes— Page. 



fagi, notes 53 



spp., notes 357 



Orchids- 

 hybridization experiments 329 



pollination by mosquitoes 658 



tuberization and root infestation 29 



Oregon- 

 College, notes 96, 397, 600, 699, 900 



Southern Experiment Station, report 442 



Station, notes 397,600,900 



Organisms, environic reactions of 223 



Ornamental plants, shrubs, or trees. {See 



Plants, Shrubs, and Trees.) 

 OrnithodoTOS mouhata— 



transmission of spirochetes by 578 



transmission of trypanosomes by 853 



Omithopus, ash constituents of 334 



Orsodacniiut, catalofrue 458 ' 



Orthoclase as a source of potash 216 



Ortstein— 



fonnation 216,719 



in North Sea marshes 514 



Oryctcs rhinoceros- 

 notes 660 



remedies 357 



studies 459 



Oryssoidea, studies 69 



Oryza sativa, germination 437 



Osier culture, manual 347 



Osmosis in soils 23 



Osmotic pressure — 



importance in relation to biologic sciences . 801 



in mangroves 30 



in plant organs 523 



in potatoes 228 



monograph 310 



Ostriches- 

 feather development in 874 



treatise 472,874 



Otiorhynchus— 



ovatus, life history and remedies 58 



sulcatxis, notes, Conn. State 654 



Ovaries, transplanting in guinea pigs 472 



O voserums, use 112 



Ox serum , coagulation by ultraviolet light. . . 110 



Ox warble fly, notes 83,254, 552 



Oxidases— 



activity in etherized bulbs and tubers 728 



in com silks 709 



plant, nature and fimction 203 



Oxybenzoic acid, aerobic fermentation 28 



Oxygen, role in germination of seed 629 



Oxypleurites n.spp. , descriptions 362 



Oxyuris vermicularis , dissemination by flies. .. 659 

 Oysters- 

 culture in Germany 271 



floating, N.J 375 



propagation, N.J 374 



shell, determination of sanitary quality.. . 163 



transmission of diseases by 368 



Ozone- 

 effect on beach wood 711 



water purifiers, description 7S9 



Ozonium omnivoru m, notes 538 



Pachycor is torridiLs, notes 657 



I'age. 



Pachylia ficus , notes 454 



I'achyrumatu.t monlanus, notes 249 



PachytyltLS migraloroidcs , propagation and 



dLstributlon 546 



Paddy (S«IUce.) 



Paints, tests and anal} ses, N. Dak 691 



Palxococcus fuscipcnnit, notes 249 



Palm- 

 bud rot, notes 845 



nut cake, analy.ses 268, 467 



nut meal, analyses 208 



saps, studies 16 



seed cake, analyses G7 



Palmer worm , note^ «>'j7 



Palmetto, saw, notes, U.S.I)..\ 145 



Palms of British India and Ceylon 444 



Pancreas, internal secretions of 201 



Panicum — 



hemitomum, analyses and use 4.17 



numidianum, notes 229 



re-pens, notes 230 



spp., analyses 565 



Papaya disease, studies, Hawaii 838 



Papayas- 

 analyses and use 363 



breeding experiments, Ilawaii 841 



change of sex in, Hawaii KIS, 842 



culture experiments, Hawaii Ml 



for pigs ,<«i8 



insects affecting, Hawaii 842 



Paper pulp from long-leaf pine 015 



Paprika — 



adulteration, detection 413 



American-grown, U.S.D.A 343 



Para rubber. (Sc« Rubber.) 



Paracalocoris — 



colon, notes, Can 852 



spp., notes, N.Y.State 359 



Parasites. (See Insect parasites, etc.) 



Parasiticides, lectures on 5.S7 



Parasitology— 



laboratory guide 654 



of agricultural plants, treatise 536 



Paratyphoid infections in man and animals, 



relationship ISl 



Parcel post marketing experiments .'.93 



Parchment paper, examination 179 



Paris green, analyses, N.Dak 697 



Parlatoria blanchardi, remedies 3.'vS 



Parsley- 

 sheep's, notes 434 



stalk weevil, notes, Conn. State 055 



Parsnips, fertilizer experiments 435 



Parthenium argentatum, rubber and resin con- 

 tent as affected by rainfall 744 



Parthenogenesis — 



in Nicotiana 224 



in plants 329 



Partridge, Hungarian, feeding habits 454 



Paspalum — 



conjugatum, notes 229 



dilatalu m as a pasture grass 435 



marginatum, notes 239 



scrobiculatu m . analyses 565 



spp., of Java 525 



