1262 
Journal of Agricultural Research 
Vol. XXVIII 
Page 
Corethra larvae, notes.7,10,12 
Corn- 
best canning stage.. 434 
canning- 
in quality tests, method. 431 
literature, review and list. 403-406,440-443 
quality tests.. 431-433 
characters, correlation. ... t _ 1095-1102 
chromosome- 
number.-... 673,678-679 
number, comparison with related plants 673-682 
ear molds, literature citations.. 921-922 
ears, development in different varieties... 412-414 
field, comparison with sweet corn in compo¬ 
sition and canning value... 425, 
427,428,432,435,438 
hybrids, characters, inheritance and correla¬ 
tion. 1097-1101 
injury by fungus Fusarium moniliforme .... 909, 
910 918 
kernel, toughness tests. 414-422,432,’ 438 
maturity, relation to quality of canned 
product... 409-440 
silking period aid in determining maturity 409-411 
sugar content, relation to sweetness. 434 
sweet— 
chemical studies, analysis methods, and 
discussion of results.. 418-431 
varieties for canning, relative merits, etc 403-443 
varieties, improvement by breeding_ 435-436 
varieties, analyses. 424-425 
See also Maize. 
Cornstarch juice, sugar determination, picric 
acid method. 479-488 
Cotton, R. T., and Back, E. A.: 
Effect of Fumigation Upon Heating of 
Grain Caused by Insects..1103-1116 
Effective Use of Hydrocyanic-acid Gas in 
the Protection of Chick-peas Warehoused 
in 240-Pound Sacks__ 649-660 
Relative Resistance of the Rice Weevil and 
the Granary Weevil to High and Low 
Temperatures.... 1043-1044 
Cotton, R. T., and Brooks, Fred E.: The 
Cambium Curculio Conotrachelus anaglyp- 
ticus . 377-386 
Cotton- 
abnormal branching, effects of crazy-top 
and other diseases. 813-814 
Acala, spacing experiments in Southern 
California.. 1081-1093 
acromania or “crazy-top"... 803-828 
bolls— 
injury by cambium curculio.. 379,385 
shedding and development, comparison 943-954 
breeding and growth disorders. 824 
Egyptian, chlorid content of leaf, compari¬ 
son with Upland cotton... 695-704 
fiber, salt content.. 293-295 
flowers and bolls, comparison of Pima with 
Upland___ 941-952 
growing on saline soils, relation to chlorid 
content...... 696,701 
growth, irregularities caused by crazy-top 
and other diseases__ 813-819 
heredity, relation to growth disorders_ 822-823 
irrigated, spacing experiments in southern 
California, 1922 and 1923_ 1081-1093 
lint and seed characters, comparisons_ 950-952 
overwintering, study for disease spread_ 825 
Pima— 
comparison with Upland varieties in 
Arizona_ 938-954 
terminal bud abortion, noninheritance.. _ 1041- 
1042 
plants, dwarfing, effects of crazy-top and 
other diseases_ 813 
Upland— 
chlorid content of leaf, comparison with 
Egyptian cotton.... .695-704 
varieties, comparison with Pima cotton 
in Arizona....___... 938-954 
varieties— 
* susceptibility to crazy-top and other 
growth disorders... 821-822 
variation of gossypol content in seed.. 177-178, 
187 
Pag* 
Cotton—Continued. 
yield, comparison of Pima and Upland 
varieties.. 948-950 
yields in spacing experiments. 1082-1093 
Cottons, leaf tissue, chlorid content, compari¬ 
son of Egyptian and Upland. 695-704 
Cottonseed- 
feeding tests, experiments with gossypol. 173-198 
field germination, experiments. 288-290 
germination. 285-292 
gossypol content, variation with locality_ 173 
kernels, gossypol extraction and prepara¬ 
tion___ 173-174 
laboratory germination, reports__ 290 
poisoning, feeding experiments.173-198 
“sensitive" samples, reasons for poor ger¬ 
mination.. 286-291 
toxicity, relation to gossypol content.173-189 
Couch, J. F.: Ascaris Sensitization.. 577-582 
Coville, Frederick V.: Spiny-fruited Goose¬ 
berry from Florida. 71-74 
Cowpeas— 
heating by insects. 1114 
silage, composition... 258 
weevil infestation and fumigation.. 347-356 
Cows, immunization experiments for bovine 
abortion, detailed records. 633-635,641-642 
Craig, W. T., and Love, H. H.: 
The Genetic Relation Between Triticum 
dicoccum dicocQoides and a Similar Morpho¬ 
logical Type Produced Synthetically.. 515-520 
The Inheritance of Pubescent Nodes in a 
' Cross Between Two Varieties of Wheat 841-844 
Cram, Eloise B.: A New Nematode, Cylindro- 
pharynx ornata, from the Zebra, with Keys 
to Related Nematode Parasites of the 
Equidae... 661-672 
Craterostomum spp., parasites of the Equidae 666,668 
Crazy-top, cotton— 
diagnosis. 812 
disease.. 803-828 
irregular occurrence and different condi¬ 
tions of soil_ 819-821 
symptoms and effects, comparison with 
other disorders.. 813-819 
Creatinin, determination method... 340 
Creech, G. T., and Buck, J. M.: Studies Re¬ 
lating to the Immunology of Bovine Infec¬ 
tious Abortion. 607-642 
Creosote bush, association on Southwestern 
desert soils. 733-745,795-799 
Creosotebush, indicator of land value.Ill, 112, 
118,120-127 
Crepis spp., seed infestation with nematodes 474,475 
Cross-breeding, wheat, for velvet nodes_ 841-844 
Crucifers, clubroot disease, effect of soil tem¬ 
perature and soil moisture__ 549-562 
Cryptolestes pusillus heating of grain.1105,1115 
Culpepper, C. W., and Magoon, C. A.: Stud¬ 
ies Upon the Relative Merits of Sweet Corn 
Varieties for Canning, etc..... 403-443 
Culture media for Bacillus larvae, and use.. 135-141 
Cultures, Bacterium abortus, use as vaccine to 
immunize cattle.. 609-620 
Curculio— 
cambium. 377-386 
cambium, enemies and control methods.. 385,386 
Curly-leaf, beet. See Curly-top. 
Curly-top— 
beet- 
distribution and the beet leafhopper.. _ 299-300 
economic importance.. 300-302 
causative organism. 312 
disease- 
incubation period in insects and in plants. 306- 
307,312 
sugar beets, studies__ 297-320 
effect on growth and weight of beets. 303-304 
virus- 
overwintering. 315 
transmission methods and factors affect¬ 
ing_ 306-316 
Currant- 
cane blight fungus, on currant and apple... 584, 
589-598 
Physalospora malorum occurrence.. 583-588 
Currants, black, spread of blister-rust in¬ 
fection. 1253,1255,1257 
