Oct., 1913-Mar., 1914 
Index 
521 
Page 
Beilis perennis , food plant of Agromyza pusilla . 63 
Benzene derivatives in soils. 357 _ 364 
Benzoic acid. See Acid, benzoic. 
Beta vulgaris , bacterial disease of leaves. 189-210 
food plant of Agromyza pusilla . 63 
Betula nigra , cambium miner in. 471-474 
infestation by Agromyza pruinosa . 473 
Birch, river. See Betula nigra. 
Bladder senna. See Colutea arborescens. 
Blight, nursery, of Carya illinoensis . 305-312 
twig, of Quercus prinus . 339-346 
Boll weevil, cotton, occurrence in Arizona. 89-98 
Brassica napus , food plant of Agromyza pusilla . 64 
* injury by Agromyza pusilla . 74-75 
okracea, food plant of Agromyza pusilla . 63 
rapa, food plant of Agromyza pusilla . 63 
Briggs, L. J. et al., (paper), Indicator Significance of Vegetation, etc.365-418 
Bromus marginatus seminudus, in Tooele Valley, Utah. 394 
tectorum , in Tooele Valley, Utah. 378,401 
Brown, N. A. and Jamieson, C. O. (paper), Bacterium Causing a Disease of 
Sugar-Beet and Nasturtium Leaves. 189-210 
Buck, John M., Mohler, John R., and Eichhom, Adolph (paper), Diagnosis 
of Dourine, etc. 99-108 
Cabbage. See Brassica oleracea. 
California desert almond. See Prunusfasciculata. 
soil, composition of Triiicum sativum on. 278-282 
Calliephialtes cgrbonarius , relation to Calliephialtes sp. 212 
comstockii . 214 
messor . 213—214 
Calliephialtes Parasite of the Codling Moth, The (paper). 211-238 
Calliephialtes pusio . 214 
S P. 211-235 
Cambium Miner in River Birch, The (paper). 471-474 
Campanula trachelium, food plant of Agromyza pusilla . 63 
Capsicum sp., food plant of Agromyza pusilla . 63 
Carduus scariosus, in Tooele Valley, Utah. 406 
Carya illinoensis, diseases of. 303-338 
anthracnose of. 319-330 
crown-gall of. 334~337 
nursery, blight of.305-312 
Castanea dentata , heart-rot of. 117-119,121,127 
inoculation with Diplodia longispora . 341 
twig blight of. 339 
pumila, heart-rot of. 116-117, Ir 9 
Castilleja linariaefolia, in Tooele Valley, Utah. 378,387 
Cells, tyloselike, occurrence in conifers.461-462 
Cerasus minuiiflora, syn. Prunus minutiflora. 
Cercosporafusca , causal organism of brown leaf-spot of Carya illinoensis . 312-319 
emend, sp. 318-319 
Chaenactis douglasii, in Tooele Valley, Utah. 378 
Chapin, R. M. (paper), Reduction of Arsenic Acid to Arsenious Acid by Thio- 
sulphuric Acid. 515—5x7 
