4 DEPARTMENT OF AGRICULTURE BULS. 1051-10*75. 



Corn — Continued. Bulletin N&. Page. 



kernel, starchiness, relation to diseases of root 1062 4-5 



oils — ■ 



comparison of products obtained by expeller and benzol 



extraction methods, bulletin by A. F. Sievers 1054 1-20 



finished, physical and chemical constants, comparison. . . 1054 14-16 

 See also Oils, corn. 



yields from starchy and horny ears 2062 5-7 



Cotton — 



adaptability to Black Land Prairie 1068 3 



encroachment on other crops, on black land, 1900-1920 1068 7 



growing — 



in North Carolina, Catawba County, area, etc . . .. 1070 8, 9, 13-14 



on Texas black lands, income and net returns 1068 24, 30 



on Texas black lands, tenure status 1068 37-38. 



picking problem, solution by Texas planters 1068 7 



Cottonseed — 



production area in United States 1056 1 



marketing for planting purposes, bulletin by J. E. Barr^ 1056 1-24 



oil, value for making potato chips r 1055 3 



See also Seed, cotton. 



Cow, feeding cost, relation to calving season . . . 1071 2, 5-7, 9 



"Cow year," use of term 1069 4 



Cows — 



calving — 



records from cow- testing association 1071 2-9- 



season, relation to dairy production and income 1071 1-10 



dairy — 



butterfat production, and income over cost of feed 1069 5-14 



income from, relation to production of milk and butter 



fat, bulletin by J. C. McDowell 1069 1-20 



testing associations — 



origin, number, and work 1069 2-3, 19-20 



records of production, study 1069 1-14 



records on cow-freshening season 1071 2-9 



work and value to dairyman 1069 19-20 



Cream — 



aging for whipping 1075 13-15 



homogenized, value for whipping 1075< -\a\k of 



Pasteurized value for whipping 1075 8-9, 14, 21 



powdered, useless for whipping 1075 21 



raw, value for whipping 1075 3-7, 14, 21 



whipped, stiffness comparison method 1075 2-3 



whipping quality — 



bulletin by C. J. Babcock 1075 1-22 



factors influencing 1075 1-2, 3-21 



Croppers — 



f 31-32 



black land of Texas, various employments, and years employed. 1068< 33-34 



. classes on black land of Texas 1068 16 



Crops, rotations for North Carolina, Catawba County ^ 1070 17-23 



Crossties, production — 



of long-leaf pine trees of various sizes 1061 16 



per acre from long-leaf pine stands 1061 14-15 



Curculio — 



black-walnut, description, life history, enemies, and control . 1066 7-11, 16 



butternut, description, distribution, life history, and control . 1066 2-7, 16 



hickory-nut, description, life history, enemies, and controls 1066 11-14,16 



hickory-shoot, description, life history, and enemies- 1066 14-16 



Curculios — 



nut-infecting, distribution and control 1066 2, 8, 12, 16 



walnut and hickory, bulletin by Fred E. Brooks 1066 1-16 



Curing, sweet potatoes, method 1063 3-4 



