570 



Journal of Agricultural Research 



Barley. See Hordeum. Page 



Bean — 



See Phaseolus vulgaris. 

 Bonavist. See Dolichos lablab. 

 Beet- 

 seed ball, agency in dissemination of Phoma 



betae 173 



sugar. See Beta vulgaris. 

 Beetle, asparagus — 



egg parasite of 303-314 



See also Tctrastichus asparagi. 



host of Tctrastichus asparagi 303-314 



See also Crioceris asparagi. 

 Berry, inheritance of — 



form of, in Vitis spp 325-326 



size of, in Vilis spp 325 



Beta vulgaris — 



alkali injury of 164-165 



control of Phoma betae on 174-177 



damping-off of 135-140, 



143-144. 149, 154. 159-161, 165 



field-rot of 144-145 



food plant of Pemphigus betae 241-250 



host plant of Rheosporangium aphanider- 



matum 279-292 



inoculation of — 



■with Phovia betae 143-147 



with Phoma destructira 11 



with Rhizoctonia sp 153-154 



inoculation of leaves of— 



■with Phyllosiicta betae 170-173 



■with Phoma betae 170-173 



occurrence of Phoma betae on leaves of . . . 169-178 



Rhizoctonia sp. on 151-159 



root sickness of 149-152, 154, 163-164 



seed balls of, agency in dissemination of 



Phoina betae 1 73 



seedling diseases of 135-168 



storage-rot of 144-145 



susceptibility of leaves of, to fungous infec- 

 tion 170-173 



Bitter-rot, apple, sources of early infections of. 59-64 

 Bledo. See A marantkus spp. 

 Blood- 

 dried — 

 ammonification of .comparison with kelps . 23-29 



effect of kelps on ammonification of 29-33 



effect of kelps on nitrification of 29-33 



nitrification of, comparison with kelps. . . 23-29 



gipsy-moth caterpillar, pathology of 109-112 



Bodos spp., development of, in soil 527 



Bonazzi, A. (paper) Cytological Studies of 



Azotobacter Chroococcum 225-240 



Bordeaux mixture, effect of, on leaf-spot and 



stem-rot of Clematis paniculata 336-337 



Botrytis sp. , occurrence of, on Beta vulgaris. . . 163 

 Briggs, L. J., and Shantz, H. L. (paper) In- 

 fluence of Hybridization and Cross- PoUina- 

 tion on the Water Requirement of Plants . 391-402 

 Brown, N. A. (paper) A Bacterial Disease of 



Lettuce 475-478 



Bryan, M. K. (paper) A Nasturtium Wilt 



Caused by Bacterium Solanacearum 451-458 



Butter, influence of Opuntia spp., on quality 

 of 423-424 



Page 



Cajan indicum, food plant of Diaprepes spen- 



gleri 262-263 



Cajanus indicus, s>ti. Cajan indicum. 

 Calcium sulphate and sodium sulphate, an- 

 tagonism between 208-211 



Cane, sugar. See Saccharu7n officinarum. 

 Canker — 



apple-blotch, source of infection of apple 

 bitter-rot 61-64 



Citrus 97-100 



Citrus, distribution of 97 



Illinois apple-tree, source of infection of 

 apple bitter-rot 61-64 



pear-blight, source of infection of apple 



bitter-rot fungus 61-64 



Capriola dactylon, food plant of Diaprepes 



spenglerifestivus 263 



Capsicum annuum, inoculation of , with Phoina 



destructiva la 



Carbohydrate, forms of, in kelp 47-50 



Caslanea vesca, host plant of Rhizina inflata. . 93 

 Castor-oil plant. See Ricinus communis. 

 Caterpillar, gipsy-moth. See Porthetria dis- 



par. 



Cell, color substance of sap of 295-296 



Cellulose, percentage of, in kelp 50 



Ccratonia spp., food plants of Diaprepes 



spcngleri spengleri 261 



Chenopodium album, food plant of Pemphigus 



betae 241 



Chlorid. mercuric, germicidal efficiency of. . 68-85, 



87-89 

 Chloroplast, relation of, to color of plants. . . . 295 

 Chromoplast, relation of, to color of plants. . . 295 

 Chrysobalanus icaco, food plant of Diaprepes 



spcngleri marginatus 258 



Chrysopa oculata, parasite of Prosopoihrips 



cognatus 223 



Ciliate, development of, in culture solutions. . 519- 

 526, 528-531, 533-540, 543-552, 554, 556 

 Citrus — 



aurantiaca, food plant of Diaprepes spen- 

 gleri spengleri 261 



medica acida, food plant of Diaprepes spen- 

 glerifestivus 26j 



canker 97-100 



distribution of 97 



Clematis — 



Duchess of Edinburg, host plant of A scochyia 



clemalidina 335 



hendersoni, host plant of Ascochyta clema- 

 lidina 335 



henryi, host plant of Ascochyta clcmatidina . 335 



Mad. Edouard Andre, host plant of Asco- 

 chyta clemalidina 335 



Mme. Baron Viellard, host plant of Asco- 

 chyta clemalidina 335 



paniculata, host plant of A scochyta clemali- 

 dina 331-335 



ramona, host plant ol Ascochyta clemalidina 335 



spp.— 

 host plants of Ascochyta clemalidina . .. 331-342 



leaf-spot of 331-342 



control of 335-340 



stem-rot of 33 1-342 



control of 335-340 



