968 



EXPERIMENT STATION EECOED. 



[Vol. 85 



Oats — Continued. Page, 



culture in Argentina, U.S.D.A — 136 

 culture in Texas I'anhandle, 



U.S.D.A 440 



culture in western Nebraska, 



Nebr 438 



fertilizer experiment- 30, 126, 218, 325, 

 326, 425, 426, 427, 428, 518, 519, 629 



fertilizer experiments. Me 33 



fertilizer experiments, Ohio 220 



fertilizer experiments, U.S.D.A- 520 

 germination as affected by elec- 

 trolytes 332 



ground, analyses, R.I 374 



inoculation experiments, N.Dak- 32 



pasturing, U.S.D.A 827 



seeding experiments. Me 34 



seeding experiments, Minn 335 



selection experiments 334 



selection experiments, Mo 826 



varieties 31, 32, 637 



varieties, Ariz 526 



varieties, Me 33 



varieties, Minn 336 



varieties, Mo 826 



varieties, N.Dak 229 



varieties. Wash 34 



varieties. Wis 528 



varieties for Montana dry lands, 



U.S.D.A 735 



water requirements 633 



yield as afiCected by sulphur. 



Wis 529 



yield as affected by weight of 



seed, Minn 335 



Ochoco irrigation project 385 



Ochro malagopus, microscopical struc- 

 ture 241 



QSdanometer, description 28 



CEnophthira pUleriana, parasites of_ 659 

 CEnothera — 



hybrids, dwarfs in 330 



mutation in 128 



sterility and delayed germina- 

 tion in 223 



OflBcial Dairy Instructors' Associa- 

 tion 799 



Ohio — 



State University, notes 97, 



197, 597, 900 



Station, notes 400, 597 



Oidium tuckeri, notes 550 



Oil- 

 bearing seeds of Philippines 312 



cakes, Chinese, analyses 523 



Oils- 

 determination of specific grav- 

 ity 806 



edible, chemistry of 9 



essential, determination of iodin 



number 112 



essential, use in preparation of 



vaccine 380 



fatty and essential, notes 9 



inspection in Wisconsin 471 



law in Oregon „ 471 ! 



Oils — Continued. Page. 



law in Wyoming 663 



methods of analysis, Mass 205 



sulphonated, methods of anal- 

 ysis 316 



use on earth roads 288 



vegetable, molecular weights 312 



volatile, determination in liq- 

 uors 111, 717 



Oklahoma College, notes 197 



Okra seed. Impermeable, viability, 



U.S.D.A 740 



Oleomargarine — 



determination of yellow color 278 



industry in United States 278 



Olethreutes ohlongana, notes 463 



Olive — 



fly, remedies 57 



industry in Spain in 1915 744 



oil, physical constants 312 



seedlings, growing and grafting, 



Cal 239 



Olives — 



and oaks growing in close prox- 

 imity 654 



culture in environs of Trapaui- 449 



insects affecting 254 



newly planted, sun scald of, 



Ariz 538 



nitrogen nutrition of 839 



Onagracese, interspecies crossing in_ 228 



Oncideres texana, life history 661 



Onion — 



neck rot, studies, Ohio 547 



seedlings, damping off disease 



of 44 



Onions — 



culture experiments, Md 643 



culture experiments, Oreg 341 



fertilizer experiments, Md 643 



fertilizers for. Mass 338 



growth on partially sterilized 



soils, Hawaii 515 



radio-active fertilizers for 628 



varieties, Md 643 



Ooenoyrtus paciflcns n.sp., notes 464 



OpJiiohohift gramlnis, treatment 750 



Opuntia, transpiring power 733 



Orange- 

 blossom-end rot, cause 749 



extract, methods of analysis 417 



leaves as affected by cement 



dust 313 



Oranges — 



improvement by bud selection 647 



spotting of 50 



Valencia, variation in 344 



Orchard — 



diseases and insect pests, con- 

 trol 461 



diseases in Pennsylvania 351 



grass, root systems of 639 



grass seed, adulteration, N.Y. 



State 740 



heating devices, notes 142 



