INDEX OF SUBJECTS. 



975 



Fage. 



Oats, yields, Can 734 



Ocellaria vanillx, description 450 



Ochsena, analyses 767 



Octotoma plicatula, notes, Ky Zi' 



Odynerus chevrieranus, parasitic on Cochylis 



ambigueUa 263 



(Eceiicus plalensis, notes 059 



(EcophoTa sulphurella, notes 552 



CEnophtira pilleTiana, notes 57 



(Enothera nanetta, dimorphism in 30 



notes 528 



symbiosis with fungi 761 



(Esophagostomum biramosum, notes 289 



columbianum, notes, U.S. 



D.A 182 



(Estrldss, notes 53, 656 



aSstmsovis, not«s, U.S. D.A 182 



Ohio State Uaiversity, notes 199, 3'JS, 699, 799 



Station, notes 99, 493, 799 



Oidiopsis taurica, conidiophores 351 



O'idium alphitoides, notes 351 



begonise n. sp. , description 848 



ericinum, notes 649 



lactis, protein synthesis by 525 



sp., notes 40 



Oiketicus poeyi, notes 756 



Oil cake, fertilizing value 336 



cakes, composition and use 727 



content of papilionaceous seeds 716 



eflfect on fertilizing value of street sweep- 

 ings, U.S.D. A 629 



of Douglas fir, composition and properties 115 



rot, studies 850 



{See also specific kinds.) 



Oils, determination In extracts 499 



essential, methods of analysis 205 



relation to sap flow 133 



fatty, refractive indexes 614 



illuminating, law in Wyoming 767 



insecticidal value, N.J ^ 755 



Oklahoma College, notes 699 



Station, financial statement 299 



notes 699 



report of director 299 



Okra, heredity Ih, N.J 740 



Oleo oil, refractive index 615 



Oleomargarine, color standard 575 



Oleostearin, refractive index 615 



Olive bacteriosis, treatment 251 



fly, remedies 58 



knot disease, dissemination 652 



oil, detection 207 



eKtraction 744, 814 



industry in Algiers 313 



manufacture 43S 



production in Spain 344 



refractive index 615 



Olives, classification of varieties 145 



culture 438 



insects affecting 55, 357, 857 



parthenogenesis in 241 



production in Spain 344 



pruning in Italy 644 



Omiodes monogona, notes, Hawaii 155 



Onchocerca bovis, notes 83 



gibsoni, parasitic in sheep 475 



Page. 



Onchocerciasis, bovine, etiology 785 



in imported meat 83 



Oncideres cingulata, notes 458 



Onion couch, notes 35 



maggot, notes. Wis 53 



mildew, notes. Can 349 



seed, growing, N.Mex 438 



smut, description and treatment, Iowa 445 



thrips, notes. Wis 53 



Onions, catalytic fertilizers for 629 



culture 39 



wild, eradication 643 



Ontario department of agriculture, fn.it 



branch, report 39 



Oospora scabies. {See Potato scab.) 



Ophiobolus graminis. notes 747, 748 



Ophionini, revision 662 



Ophthalmia nodosa, notes 861 



Ophthalmology, text-book 284 



Opsonins, determination in horse serum 182 



notes 882 



Opuntia spp., insects affecting 357 



Orange emptive disease or "exanthema" 850 



gummosis, cause, Fla 350 



mottled leaf, cause 251 



thrips, remedies, Ariz 555 



Oranges — 



as affected by factory smoke 831 



culture 438 



descriptions 745 



fertilizer experiments, Fla 320 



frosted, separation 146 



insects affecting 438, 453 



marketing, Ariz 539 



navel, variation in, P.R 841 



protection against frost, U.S. D.A 115,145 



scale insects affecting 455 



variations in 441 



Orasema viridis, development, U.S. D.A 262 



Orchard- 

 diseases, notes. Wis 45 



fruits, culture 144 



fertilizer experiments, Mich 144 



Insects affecting, Mo 344 



notes. Me 537 



spraying, Iowa 144 



grass, effect on soil fertility, Mich 136 



seed, adulteration and misbrand- 

 ing, U.S.D. A 141 



from various countries, tests . 534 



heaters, tests, Iowa 439 



Tex 745 



heating, bibliography, Nev 241 



inspection. {See Nursery inspection.) 



irrigation, studies, Oreg 743 



surveys in Ontario 39 



Orchards- 

 apple. {See Apple orchards.) 



cover crops for, Mich 144, 743 



culture 843 



enemies, Ohio 756 



fertUizer experiments. Me 538 



management 598 



in British Columbia 644 



lessons in 897 



pasturage experiments. Me 638 



