COMMUNITY PRODUCTION OF EGYPTIAN COTTON. 29 
A study of diversity in Egyptian cotton. By O. F. Cook, Argyle McLachlan, 
and R. M. Meade. Bureau of Plant Industry Bulletin 156. Issued July 24, 1909. 
Local adjustment of cotton varieties. By O. F. Cook. Bureau of Plant 
Industry Bulletin 159. Issued September 28, 1909. 
Origin of the Hindi cotton. By O. F. Cook. Bureau of Plant Industry 
Circular 42. Issued December 11, 1909. 
Mutative reversions in cotton. By O. F. Cook. Bureau of Plant Industry 
Circular 53. Issued March 21, 1910. 
Cotton selection on the farm by the characters of the stalks, leaves, and bolls. 
By O. F. Cook. Bureau of Plant Industry Circular 6G. Issued August 13, 1910. 
Breeding new types of Egyptian cotton. By Thomas H. Kearney. Bureau 
of Plant Industry Bulletin 200. Issued December 23, 1910. 
Dimorphic branches in tropical crop plants : Cotton, coffee, cacao, the Cen- 
tral American rubber tree, and the banana. By O. F. Cook. Bureau of Plant 
Industry Bulletin 198. Issued January 14, 1911. 
Hindi cotton in Egypt. By O. F. Cook. Bureau of Plant Industry Bulletin 
210. Issued May 11, 1911. 
Arrangement of parts in the cotton plant. By O. F. Cook and R. M. Meade. 
Bureau of Plant Industry Bulletin 222. Issued October 3, 1911. 
Dimorphic leaves of cotton and allied plants in relation to heredity. By 
O. F. Cook. Bureau of Plant Industry Bulletin 221. Issued November 22, 1911. 
Cotton improvement on a community basis. By O. F. Cook. Yearbook, 
U. S. Dept. of Agriculture, for 1911, pp. 397-410. 
Suggestions on growing Egyptian cotton in the Southwest. By Carl S. Sco- 
field. Bureau of Plant Industry Document 717. Issued January 9, 1912. 
Results of cotton experiments in 1911. By O. F. Cook. Bureau of Plant 
Industry Circular 96. Issued July 17, 1912. 
The branching habits of Egyptian cotton. By Argyle McLachlan. Bureau 
of Plant Industry Bulletin 249. Issued September 20, 1912. 
Improved methods of handling and marketing cotton. By Charles J. Brand. 
Yearbook, U. S. Dept. of Agriculture, for 1912, pp. 443-462. 
Morphology of cotton branches. By O. F. Cook. Bureau of Plant Industry 
Circular 109, pp. 11-16. Issued January 4, 1913. 
Heredity and cotton breeding. By O. F. Cook. Bureau of Plant Industry 
Bulletin 256. Issued January 13, 1913. 
Preparation of land for Egyptian cotton in the Salt River Valley, Arizona. 
By E. W. Hudson. Bureau of Plant Industry Circular 110, pp. 17-20. Issued 
January 18, 1913. 
Fiber from different pickings of Egyptian cotton. By Thomas H. Kearney. 
Bureau of Plant Industry Circular 110, pp. 37-39. Issued January 18, 1913. 
Egyptian cotton as affected by soil variations. By Thomas H. Kearney. 
Bureau of Plant Industry Circular 112, pp. 17-24. Issued February 8, 1913. 
A wild host plant of the boll weevil in Arizona. By O. F. Cook. Science, 
n. s., v. 37, pp. 259-261. Issued February 14, 1913. 
A new system of cotton culture. By O. F. Cook. Bureau of Plant Industry 
Circular 115, pp. 15-22. Issued March 1, 1913. 
The fundamentals of crop improvement. By W. T. Swingle. Bureau of 
Plant Industry Circular 116, pp. 3-10. Issued March 8, 1913. 
The abortion of fruiting branches in cotton. By O. F. Cook. Bureau of 
Plant Industry Circular 118, pp. 11-16. Issued March 22, 1913. 
