984 



EXPERIMENT STATION RECORD. 



[Vol.40 



Page. 



Rhubarb diseases, studies, 111 450 



Rice — 



blast, notes 845 



blast, studies 156 



borers, studies 167 



bran, analyses, Tex 571 



bran, preservation as press cako_ 614 



bran silica, estimation 610 



breeding, notes 523 



bug, notes 26* 



by-products, feeding value, D.8. 



D.A 875 



by-products, mineral constitu- 

 ents, digestibility, Tex 769 



culture experiments 228, 



231, 332, 336, 523, 625, 825 



culture in Burma 632 



culture in Guam, Guam 328 



culture in Indo-China 211 



dry-land, production 529 



dry-land, variety tests 823 



effect on intestinal flora S67 



fertilizer experiments 228, 



231, 336, 523. 625, 626, S2o 



green manuring 336 



hay and straw, mineral constitu- 

 ents, digestibility, Tex 769 



Ilocano and Tagalog, selection. 336 



inheritance of characters 631 



Inhibitor in 632 



liming experiment! 229 



malting capacity 808 



on Yuma project, notes, U.S. 



D.A 434 



plats for breeding 336 



polish, analyses, Tex 571 



popped, production in China 557 



sclerotial diseases 48 



seed selection tests 523 



selection experiments— 336,523,623 



straw as mulch for sugar cane — 683 



transplanting 529 



ufra disease, studies 48 



use in bread making 360, 657 



varieties in Madras 523 



variety testa 228, 



242, 332, 336, 523, 625, 823. 



weevil on stored corn, U.S.D.A. 861 



weevil, studies, Ala.College 752 



xenla in 632 



Kileya. synopsis of species 760 



River stages, daily, U.S.D.A 209 



Road concrete, hydrated lime in 788 



Roads — 



brick, in Middle West, U.S.D.A. 888 



construction and maintenance — 387 

 construction and maintenance, 



U.S.D.A 90. 188, 4S5, 788, 889 



drainage methods and founda- 

 tions, U.S.D.A 291 



in the National Forests, U.S. 



D.A 90 



State administration and con- 

 trol 688 



Robinta pseudooaeta as coffee substi- 

 tute 508, 668 



Rock phosphate. (See Phosphate. | 



Rodents — Page. 



in California 56 



of Iowa 546 



supergeneric groups 54 



(See also Mice and Rats.) 

 Roentgen rays — 



effect on blood 767 



effect on cigarette beetle, U.S. 



D.A 758 



effect on tubercle bacilli S87 



Roosevelt Wild-life Forest Experi- 

 ment Station 800 



Root crops — 



breeding experiments, Can 735 



culture experiments 228, 625 



culture in Nebraska, Nebr 521 



culture In South Australia 340 



culture in South Dakota, S.Dak_ 32 



culture on moor soils 230, 523 



feeding value, S.Dak 32 



field tests in Philippines 228 



of Philippines 231 



variety tests 228 



variety tests, Mich 731 



• al*o special crops.) 



Root growth — 



as affected by carbon dloxid 820 



as affected by oxypen supply 30 



in swampy meadows 211 



methods for studying 629 



soil temperature factor 130, 426 



Root-knot nematodes In Hawaiian 



Islands 51 



Roots, injury by arsenicals, Mont 449 



Rose — 



canker, brown, studies 544 



diseases, studies 159,751 



foliage, spray Injury 161 



midge In Ontario 653 



mildew, notes 53 



Roseltinia — 



bothrina, notes 48 



spp., notes 53, 155 



Roses — 



fertilizer experiments, Md 741 



handbook 342 



D — 



from DosveUia srrrata 24S 



testing and analysis S04 



Rotation — 



of crops 229,689,623 



of crops, Ala.College 829 



of crops, Minn 733,734 



of crops, Mont 419 



of crops, R.I 623 



of crops, U.S.D.A 331.430,431 



of crops In dairy farming. Ohio. 375 

 pints, cake and corn feeding on. 634 



Rothamsted — 



exp< rlmenta, book of 514 



Library, notes 500 



Station in war time 101 



Roup, chromogenlc bacillus from 



Rubber — 



black thread disease, notes i 



budding 16 146 



canker, notes 448,8 



