INDEX 
Page 
Abronia cycloptera, in Tooele Valley, Utah. 387 
salsa, in Tooele Valley, Utah. 387 
Acid, arsenic, reduction to arsenious acid. 5x5—517 
estimation of. 515 
arsenious, reduction from arsenic acid. 5 1 5—517 
benzoic, in soil. 357~3SS 
metaoxytoluic, in soil. 3 58-3 59 
Adaptation in seedlings of Hopi maize. 293-302 
Adsorption by soils, selective. 179-188 
African cherry orange. See Citropsis. 
Agromyza amoena, syn. A. pusilla. 
angulata, resemblance to A. pusilla. 
blanda, syn. A. pusilla. 
carbonaria, relation to A. pruinosa . 471 
coquilletti, resemblance to A. pusilla . 84 
diminuta, syn. A. pusilla. 
exilis , syn. A. pusilla. 
fuella, syn. A. pusilla. 
fusio , syn. A. pusilla. 
malampyga, var. marginalis, resemblance to A. pusilla . 85 
orboria, syn. A. pusilla. 
pruinosa, cause of pith-ray flecks in Betula nigra . 471-473 
pumila , syn. A. pusilla. 
pusilla . 67-74 
distribution of. 62 
enemies of. 76-83 
food plants of. 63-64 
parasites of. 76-83 
strigata, syn. A. pusilla. 
virens, resemblance to A. pusilla . 85 
Agropyron spicatum, in Tooele Valley, Utah... 378,387 
Alfalfa. See medicago saliva. 
Alkaloidal content of A tropa belladonna, variation in. 129-146 
Alkaloids, percentage in leaves of Atropa belladonna . 132,134-146 
variation in leaves of A tropa belladonna . 141-145 
Allenrolfea occidentals, in Tooele Valley, Utah. 413 
Allium acuminatum , in Tooele Valley, Utah. 394 
Almond, California desert. See Prunus fasciculata. 
desert. See Prunus fasciculata. 
Havard’s. See Prunus havardii. 
Mexican. See Prunus microphylla. 
Nevada wild. See Prunus andersonii. 
Texas. See Prunus minutiflora. 
Alternaria sp., isolation from Triticum sativum . 476 
Alwood, W. B. (paper), Crystallization of Cream of Tartar in the Fruit of 
. Si3S*4 
America, South, potato weevils from. 347~35 2 
Amsinckia tessellata, in Tooele Valley, Utah. 378 
Journal of Agricultural Research, 
Dept, of Agriculture, Washington, D. C. 
Vol. I 
Oct., 1913-Mar., 1914 
