INDEX. 5 



Cotton buyers, competition, effect on primary market, 36, 19-23. 

 Cotton growers- 

 associations, purchase of pure strain cotton seed, suggestions, 38, 5. 



knowledge of cotton grading, importance, 36, 12, 16. 



selling seed cotton, effect on production, advantages and objections, 36, 28-31. 

 Cotton market- — ■ 



investigations, sampling method, 36, 4-5. 



primary, condition in Oklahoma, studies, 36, 1-36. 



primary, in Oklahoma, points of investigation, 36, 5. 

 Cotton marketing— 



effect of personality of seller on prices, note, 36, 22-23. 



highest grades, difficulties in Oklahoma, 36, 18-19. 

 Cotton prices, fluctuation in primary markets, Oklahoma, 36, 24-26. 

 Cotton seed- — 



pure strains, suggestion for maintaining, 38, 4-5. 



See also Seed, cotton. 

 Cotton varieties, origin and development, 38, 2-3. 

 Cow, dairy — 



cost of raising, 49, 1-23. 



cost of raising to milking age, records of Wisconsin farm, 43, 19-22. 

 Cowbane, spotted. See Hemlock, poison. 



Cowpeas, fertilizer, effect of manganese sulphate, experiments, 42, 22-23. 

 Cows — ■ 



cost of raising, determination, records and accounts necessary, 49, 2-3. 



dairy. See Dairy cows. 

 Cow's lungwort. See Mullein. 

 Crop rotation — 



dairy farm, practices on English farm, New York, 32, 9-10. 



run-down hill land, practices on English farm, New York, 32, 10-21. 



uplands, New York, 32, 14-16. 

 Crop yields, relation to size of farm, survey in Indiana, Illinois, and Iowa, 41, 29. 

 Crossbred bluestem wheat, origin, description, tests at Dickinson, North Dakota, 



33, 21, 23. 

 Cumberland series, soil types, Virginia, descriptions and crops suitable, 46, 16-17. 

 Curing, paprika, 43, 17-19. 

 Cyanamide industry, extent and outlook, 37, 8-9. 



Daddynut tree. See Linden, American. 



Dairy cow, cost of raising, 49, 1-23. 



Dairy cows, feeding on English farm, New York, 32, 6. 



Dairy farm, growing cash crops, comparison with hay and grain crops, 32, 8. 



Dairy farming, Alaska, note, 50, 16. 



Dairy herd- 

 addition of common cows for milking season, practice on New York farm, advan- 

 tages, 32, 4-5. 

 improvement, methods and results, 32, 4-7. 



Dairying, New York, results from 27 cows on English farm, comparison with census 

 for county, 32, 5-6. 



Datura stramonium. See Jimson weed. 



Decatur series, soil type, Virginia, description, and crops suitable, 46, 15. 



Dekalb series soil types, Virginia, descriptions and crops suitable, 46, 8. 



Denmark, communitv abattoirs, prevention of tankage and blood waste, 37, 10. 



Devil's-apple. See Jimson weed. 



Devil's-trumpet. See Jimson weed. 



Dewtry. See Jimson weed. 



Diet, use of potatoes, consumption per capita, America and Germany, 47, 3. 



Dixon, H. M., and E. H. Thomson, bulletin on "A farm-management survey of three 

 representative areas in Indiana, Illinois, and Iowa," 41, 1-42. 



Dorset, P. H., bulletin on "Experiments in bulb growing at the United States bulb 

 garden at Bellingham," 28, 1-21. 



Dried blood. See Blood, dried. 



Durkee, E. W., method of testing pungency in peppers, 43, 7. 



Durum wheats — 



growing in South Dakota, experiments, yields at different stations, 39, 8, 9, 10, 



11, 12, 13, 17-19. 

 tests at Dickinson, N. Dak., 33, 16, 17-18. 

 varieties, descriptions, yields, etc., 39, 17-19. 



