Bulletin 





No. 



Page. 



230 



9-15 



230 



6-9 



230 



2-9 



230 



26 



230 



16-26 



230 



9 



4 DEPARTMENT OF AGRICULTURE BULS. 226-250. 



Concrete — Continued . 

 oil-mixed — 



cement, uses 



materials and directions for making 



nature and service tests 



patent, note 



Portland-cement, physical tests 



requirements for cubic yard 



Portland cement, pavements for country roads, bulletin 



by Charles H. Moorefield and James T. Voshell 249 1-34 



roads. See Roads, concrete. 



waterproof, tests of oil-mixed, for various purposes 230 4-6 



Cone beetles — 



control measures, discussion and remedies 342 11-12 



description, and life habits of species affecting sugar pine 



and western yellow pine 243 1-10 



Injury to sugar pine and western yellow pine, bulletin 



by John M. Miller ■ 243 1-12 



nature and feeding habits 243 1-2 



Connecticut, lumber industry, sawmills, output, kinds of 



wood, etc 232 8, 12, 17, 29-31 



Conophthorus spp. See Cone beetle and Sugar pine cone 



beetle. 

 Cook, F. C, R. H. Htjtchisov, and F. M. Scales, bulletin 

 on ' ' Further experiments in the destruction of fly larvae in 



horse manure " 245 1-22 



Copperized oil, toxicity to fungi, tests 227 27 



Corn — 



cockle, use against fly larvae in horse manure, experi- 

 ments 245 13 



growing by different methods, cost per acre in Southern 



Great Plains 242 7-11 



milo, and kafir in Southern Great Plains, bulletin bv 



E. F. Chilcott, W. D. Griggs, and C. A. Burmeister . . . . 242 1-20 



Cotton — 



boll weevil — 



description, characteristics, life habits, etc 



distribution, diagram and history 



food plants 



life history on cotton 



longevity records of different species 



Louisiana, comparison with Texas weevil, studies. 

 Mexican, recent studies, bulletin by B. R. Coad .. . 



natural control 



parasites and disease, studies 



relative proportion of sexes of various species 



leaf worm, food habits and occurrence 



losses from boll weevil, 1914 



plant, wild. See also Thurberia plant, 

 planting in arid West, relation of the Arizona wild cot- 

 ton weevil, bulletin by B. R. Coad 233 1-12 



weevil. Arizona wild, relation to cotton planting in the 



arid West, bulletin by B. R. Coad 



Cottonwood, species, range, and output 



Creolin, use against fleas on* animals 



Creosote, wood, toxicity to fungi, tests 



Cresol calcium, toxicity to fungi, tests 



Cresylic acid, use against fly larvae in horse manure, experi- 

 ments 245 1 1 



Cronartium pyriforme — 



cause of disease of pines, bulletin by George C. Hedg- 



cock and William H. Long 



distribution and dissemination 



effect on host plants 



history, morphology, synonomy, and description 



inoculation experiments 



Crossties, lodgepole pine, use and value 



Ctcvon jilmliis i-iniis. Sec Dog flea. 



231 



4-31 



231 



1-2 



231 



3-4 



233 



5 



231 



6-10 



231 



6-10, 32-33 



231 



1-34 



231 



31-32 



231 



31-32 



231 



10 



231 



4 



233 



2 



233 



1-12 



232 



22 



248 . 



23-24 



227 



26 



1227 



26 



247 



1-20 



247 



8-13 



247 



13-16 



247 



1-5 



247 



5-8 



234 



4-5 



