﻿FERTILIZATION IN PIMA COTTON. 67 



(17) EwiNG, E. C. 



1918. A study of certain environmental factors and varietal differences 

 influencing the fruiting of cotton. Miss. Agr. Exp. Sta. Tech. 

 Bui. 8, 95 p. Literature cited, p. 93. 



(18) Fyson, P. F. 



1908. Some experiments in the hybridising of Indian cottons. Mem. 

 Dept, Agr. India Bot. Ser. v. 2, no. 6, 29 p., 19 fig. on 9 pi. 

 Literature quoted, p. [28]. 



(19) Gammie, G. A. 



1907. The Indian cottons. Mem. Dept. Agr. India Bot. Ser., v. 2, 

 no. 2, 23 p., 14 col. pi. 



(20) Habland, S. C. 



1917. Manurial experiments with sea island cotton in St. Vincent, with 



some notes on factors affecting the yield. In West Indian 

 Bui., v. 16, p. 169-202, 3 fig., 10 pi. 



(21) 1919. The improvement of the yield of sea island cotton in the West 



Indies by the isolation of pure strains. In West Indian Bui., 

 v. 17, p. 145-161. 



(22) Hebibebt-Nilsson, Nils. 



1920. Zuwachsgeschwindigkeit der Pollenschlauche und gestorte 



Mendelzahlen bei Oenothera lamarckiana. In Hereditas, v. 

 1, p. 41-67, 1 fig. English summary, p. 64-66. Zitierte Liter- 

 atur, p. 66-67. 



(23) Jones, D. F. 



1918. The effects of inbreeding and crossbreeding upon development. 



Conn. Agr. Exp. Sta. Bui. 207, 100 p., 3 fig., 12 pi. Literature 

 cited, p. 96-100. 



(24) 1920. Selective fertilization in pollen mixtures. In Proc. Nat. Acad. 



Sci., v. 6, p. 66-70. 



(25) 1920. Selective fertilization in pollen mixtures. In Biol. Bui., v. 38, 



p. 251-289. Literature cited, p. 288-289. 



(26) 1922. Selective fertilization as an indicator of germinal differences. 



In Science, n. s., v. 55, p. 348-349. 



(27) Keabney, Thomas H. 



1914. Mutation in Egyptian cotton. In Jour. Agr. Research, v. 2, 

 p. 287-302, pi. 17-25. Literature cited, p. 301-302. 



(28) 1921. Pollination of Pima cotton in relation to the yield of seed and 



fiber. In Jour. Heredity, v. 12, p. 98-101, illus. 



(29) 1923. Segregation and correlation of characters in an upland-Egyptian 



cotton hybrid. U. S. Dept. Agr. Bui. (In press.) 



(30) and Wells, Walton G. 



1918. A study of hybrids in Egyptian cotton. In Amer. Nat., v. 52, p. 

 491-506, 3 fig. Literature cited, p. 506. 



(31) King, C. J. 



1922. Water-stress behavior of Pima cotton in Arizona. U. S. Dept. 

 Agr. Bui. 1018, 24 p., 3 fig., 4 pi. 



(32) Knowlton, H. E. 



1921. Studies in pollen, with special reference to longevity. N. Y. 



Cornell Agr. Exp. Sta. Mem. 52, p. 747-793. Bibliography, p. 

 789-793. 



(33) Knuth, Paul. 



1908. Handbook of flower pollination ... Transl. by J. R. Ains- 

 worth Davis, v. 2, viii, 703 p., 210 fig. 1 pi. 



(34) Kottub, G. L. 



1921. Cross-fertilization and sterility in cotton. In Agr. Jour. India, 

 v. 16, p. 52-59, 406-409. 





