1918] 



INDEX OF SUBJECTS. 



983 



Roup — Continued. Page. 



In fowls, etiology, Kans 880 



paper on 179 



Rubber — 



black thread disease, studies 351, 547 



canker, studies 554, 854 



culture and preparation 447 



culture experiments 845 



culture in Philippines 349 



culture in Trinidad and Tobago_ 349 



determination in latex 508, 544 



diseases and pests 447, 847 



diseases of 52, 53, 759, 854 



dry raw, injury by chromogenic 



organisms in transit 759 



Hevea. (-See Rubber, Para.) 



industry, chemicals in 715 



latex, content and specific grav- 

 ity 146 



leaf disease, investigations — 153, 356 



leaf fall disease, investigations- 153, 



456, 554 



Para, coagulation in latex 331 



Para, composition of latex 715 



Para, culture 542 



Para, tapping experiments- 45, 46, 544 

 Para, tapping experiments, prob- 

 able error in 544 



Para, thinning experiments 247 



pink disease, notes 456 



properties 146 



quality as affected by tapping 



system 146 



Rubidium — 



determination in plant ash 



in plants, U.S.D.A 



Rubus — 



forcing experiments, Vt 



orange rusts of 



Runoff — 



determination 



in eastern United States 



Rural — 



and urban populations, compar- 

 ative birth rate 



conditions in Canada 



credit. (See Agricultural 

 credit.) 



economics, textbook 



education problems, discussion- 

 life in Litchfield Co., Connecti- 

 cut 



population in France 



sanitation, notes 



school fairs in Canada 



sociology, instruction in 



sociology, treatise 



surveys in Georgia 191 



Rust spores, germination 



Rusts — 



of Australia 



parasitism 



studies, Mo 



(See also Cereal, Wheat, etc.) 



Rutabagas. (See Swedes.) 



412 

 409 



443 

 454 



590 

 717 



191 

 791 



196 

 191 



191 

 494 

 459 

 795 

 495 

 89 

 192 

 224 



350 

 448 

 645 



Rye — Page, 

 and cowpeas mixture, digesti- 

 bility 778 



and wheat hybrid, description-- 735 



as a forage crop, Hawaii 827 



as a substitute for wheat, 



U.S.D.A 838 



by-products, analyses, N.T.State 67 



culture, N.J S3 



culture, Wyo 527 



culture experiments. Can <i34 



culture experiments, Tex 832 



culture for chicken feed, Hawaii 827 



culture for winter forage, Cal — 735 

 culture in Southeastern States, 



U.S.D.A 341 



effect on succeeding crop 337 



fertility and sterility 236 



fertilizer experiments 132, 820 



frost injury to, studies 148 



grass, culture experiments 133 



grass, frost injury to, studies — 148 



grass, varieties 535 



growth studies, methods 526 



middlings, analyses 369 



middlings, analyses. Mass 665 



seeding experiments, Minn 131 



shrinkage tests, Ohio 840 



varieties, Can 634 



varieties, Minn 131 



varieties, U.S.D.A 30 



varieties for New South Wales- 528 

 varieties for the Dakotas and 



Montana, U.S.D.A 230 



yields in Australia 133 



Sabulodes cabcrata on olive, Cal 157 



SacchMromyces — 



cerevisicB, thermal death point, 



Vt 468 



ellipsoideus, effect of salts on__ 503 



Saccharose — 



humiflcation 26 



in beets, formation and distri- 

 bution 



Safflower cake, fertilizing value 



Sailors, discharged, employment on 

 farms 



Saissetia olew. (See Black scale.) 



Sal- 

 disease, notes 351 



ecology and diseases 332 



Salicylic — 



acid, determination in foods — 

 aldehyde, effect on nitrification 



in soil, Ala.College 119 



26 

 220 



293 



314 



Salmon — 



and its by-products, preparation 

 canned, content of bacteria and 



tin 



canned. In United States. 



U.S.D.A 



13 



166 

 866 

 77 



Salt- 

 effect on storage butter 



effect on water content of butter 781 

 effect on weeds, Kans 632 



