530 
Journal of Agricultural Research 
Vol. I 
Page 
Raphanus sativus , food plant of Agromyza pusilla . 63 
Reduction of Arsenic Acid to Arsenious Acid by Thiosulphuric Acid (paper). 515—517 
Rest-harrow. See Ononis spp. 
Rhigopsidius tucumanus. .. 347> 35®_35^ 
River birch. See Betula nigra. 
Rock cress, smooth. See Arabis laevigata. 
Rogers, L. A., and Dahlberg, A. O. (paper), Origin of Some of the Streptococci 
Found in Milk..491-5n 
Root parasite on Quercus spp. 2 39-2 50 
Root-rot of oak. See Root-rot of Quercus spp. 
of Quercus spp . 245-247 
Rot, brown, checked. 109-114 
butt, types found in Quercus alba . m-112 
checked. See Rot, brown, checked, 
heart. See Heart-rot. 
hollow-producing. 109-112 
piped. See Rot, pocketed or piped. 
pocketed or piped... 109-112,113-122 
ray. See Rot, string and ray. 
root. See Root-rot. 
straw-colored. 110-112,125-127 
string and ray. 110-112,122-125 
Rye. See Secale cereale. 
Sagebrush. See Artemisia tridentata. 
Salicornia rubra , in Tooele Valley, Utah. 4 o6 
Salt grass. See Distichlis spicata. 
Sambucus nigra , food plant of Agromyza pusilla . 63 
Sarcobatus vermiculatus, in Tooele Valley, Utah. 387,401 
Secale cereale , inoculation with imperfect fungi.476-478 
Selective Adsorption by Soils (paper). 179-188 
Senecio uintahensis , in Tooele Valley, Utah. 378,387 
Senna, bladder. See Colutea arborescens. 
Serpentine Leaf-Miner, The (paper). 59-88 
Shadscale. See A triplex conferiifolia. 
Shantz, H. L., et al., (paper) Indicator Significance of Vegetation, etc.365-418 
Sheep measles. See Measles, sheep. 
number affected with sheep measles. I( 5 
Shorey, E. C. (paper), Presence of Some Benzene Derivatives in Soils.. 357-364 
Sievers, A. F. (paper), Individual Variation in the Alkaloidal Content of Bella¬ 
donna Plants. 129-146 
Sisymbrium officinale , food plant of Agromyza pusilla . 64 
Sitanion jubatum, in Tooele Valley, Utah. 378 
minus , in Tooele Valley, Utah. 3<p 4j 40 i 
Soda, nitrate of, winter spraying with. 437-444 
Softwood, tyloses in. 458-461 
Soil, benzene derivatives in. 357-364 
benzoic acid in. 357-358 
infected with Helminthosporium gramineum, injury to Triticum sativum by. 481 
metaoxytoluic acid in. 358-359 
selective adsorption by. 179-188 
vanillin in. 359-362 
Solanum tuberosum, food plant of Agromyza pusilla . 63 
