522 
Journal of Agricultural Research 
Vol. I 
Page 
Chemical characteristics of Triticum sativum , environmental influences on.. 275-292 
Cherry orange. See Citropsis. 
Chestnut. See Castanea dentata . 
Chinquapin. See Castanea pumila. 
Chrysocharis ainsliei, parasite of Agromyza pusilla . 79 
farbesi , parasite of Agromyza pusilla. . 79 
Chrysopsis villosa , in Tooele Valley, Utah. 378 
Chrysothamnus graveolens glabrata, in Tooele Valley, Utah. 405 
marianus , in Tooele Valley, Utah. 378,394 
nauseosus albicaulis , in Toole Valley, Utah. 378*387 
pumilus , in Tooele Valley, Utah. 378,387 
Cirrospilus flavoviridis , parasite of Agromyza pusilla . 81 
sp., parasite of Agromyza pusilla . 82 
Citropsis, a New Tropical African Genus Allied to Citrus (paper).419-436 
Citropsis articulata , n. comb. 433 
gabunensis, n. comb. 430-432 
Citropsis, grafting of. 435 
hybridization of. 43 5-43 5 
Citropsis mirabilisy n. comb. 432-433 
Citropsis, new genus. 421 
Citropsis Preussii , n. comb. 423-425 
Schiveinfurthii , n. comb. 426-429 
Citropsis, possible uses of. 434 
Citrullus vulgaris , food plant of Agromyza pusilla . 63 
Citrus, alliance to Citropsis.419-436 
Citrus articulata , syn. Citropsis articulata. 
Cavalereiy relation to C. ichangensis . n 
celebica , relation to C. ichangensis .;. 10 
histrixy relation to C. ichangensis . 10 
Citrus Ichangensis, a Promising, Hardy, New Species from Southwestern China 
and Assam (paper). 1-14 
Citrus ichangensis latipes f n. subsp. 11 
macroptera, relation to C. ichangensis . 10 
papuana , relation to C. ichangensis . 10 
Cladosporium gramineum , isolated from Avena sativa . 476 
Cleomeserrulata, in Tooele Valley, Utah. 406 
Closteroceras utahemisy parasite of Agromyza pusilla . 81 
Clover, red. See Trifolium pratense. 
sweet. See Melilotus officinalis . 
white. See Trifolium repens. 
zigzag. See Trifolium medium. 
Codling moth, Calliephialtes parasite of.. 211-238 
Collins, G. N. (paper), Drought-Resisting Adaptation in Seedlings of Hopi 
Maize. 293-302 
Colutea arborescensy food plant of Agromyza pusilla . 63 
Complement fixation, diagnosis of dourine by. 99-108 
Complement-fixation test for dourine. 105-107 
Coniothyrium caryogenum, causal organism of kernel-spot in Carya illinoensis.. 330-334 
n. sp. 334 
Cotton. See Gossypium barbadense. 
Cotton-boll weevil, occurrence in Arizona. 89-98 
Cowania siansburiana, in Tooele Valley, Utah. 378 
Cowpea. See Vigna unguiculata . 
