640 GENETICS IN RELATION TO AGRICULTURE 



1917. A statistical study of some indirect effects of certain selections in breed- 

 ing Indian corn. U.S.D.A. Jour. Agr. Research, 11. 



RILEY, H. E., 1909. Some observations in telegony. Rept. Am. Breed. Assoc., 5. 



RIMPATJ, W., 1891. Kreuzungsproduktion landw. Kulturpflanzen. Landw. Jahrb. 

 1903. Untersuchungen iiber die Bestechung des Getreides. Landw. Jahrb., 

 22. 



RITZMAN, E. G., 1916. Mendelism of short ears in sheep. Jour. Agr. Research, 6. 



ROBERTS, H. F., 1912. First generation of hybrids of American Chinese corn. Rept. 

 Am. Breed. Assoc. 8. 



ROMMEL, G. M., 1906. The fecundity of Poland-China and Duroc Jersey sows. 

 Circ. 95, U.S.D.A. Bur. An. Ind. 

 1913. The Grevy zebra as a domestic animal. Am. Breed. Mag., 4. 



RORIG, A., 1899. Welche Beziehungen bestehen zwischen den Reproduktionsorganen 

 der Cerviden und der Geweihbildung derselben? Arch, entwick. Organ, 9. 



ROSANOFP, A. J., 1911. A study of the heredity of insanity. Eugenics Record 

 Office Bull, 5. 



ROSENATT, M. M., and ANDERSON, J. F., 1907. Studies upon hypersusceptibility 

 and immunity. (Transmission by mother but not by father.) Hygienic Lab'y, 

 U. S. Pub. Health and Marine-Hospital Service. 



SAFIR, S. R., 1913. A new eye color mutation in Drosophila and its mode of inherit- 

 ance. Biol. Bull. 25. 



1916. Buff, a new allelomorph of white eye color in Drosophila ampelophila. 

 Genetics, 1. 



SALAMAN, R., 1912. On the hereditary characters in the potato. Jour. Roy. Hort. 



Soc., 38. 

 SALMON, E. S., 1906. On raising strains of plants resistant to fungous disease. Rept. 



3d Intern. Con/. Genet., London. 

 SAXTNDERS, E. R., 1910. Studies in the inheritance of doubleness in flowers. I. 



Petunia. Jour. Gen., 1. 



1911. Further experiments on the inheritance of "doubleness" and other char- 

 acters in stocks. Ibid. 



191 la. The breeding of double flowers. Proc. th Intern. Conf. Genet. Paris. 

 19116. On inheritance of a mutation in the common foxglove (Digitalis pur- 

 purea). New Phytologist, 10. 



1912. Further contribution to the study of the inheritance of hoariness in stocks. 

 (Matthiola). Proc. Roy. Soc., B, 85. 



1913. On the mode of inheritance of certain characters in double-throwing 

 stocks. A reply. Zeit. Abst. Vererb., 10. 



SELBY, A. D., and HOUSER, F., 1912. Tobacco: Breeding cigar filler in Ohio. Ohio, 



A.E.S., Bull 239. 

 SEMON, R., 1912. "Das Problem der Vererbung "erworbener Eigenschaften," 



Leipzig. 

 SHAMEL, A. D., 1905. The effect of inbreeding in plants. In U.S.D.A. Yearbook. 



1911. A study of the improvement of citrus fruits through bud selection. 

 Cir. 77, U.S.D.A. Bur. Pit. Ind. 



1912. Breeding citrus fruits. Mo. Bull. State Com. Hort., Calif. 



1917. Citrus fruit improvement how to secure and use tree performance 

 records. U.S.D.A. Farmers Bull, 794. 



SHAW, H. B., 1914. Thrips as pollinators of beet flowers. U.S.D.A., Bull. 104. 



1916. Self, close, and cross fertilization of beets. Mem. N. Y. Bot. Gard., 6. 

 SHAW, E. L., and HELLER, L. L., 1914. Domestic breeds of sheep in America. U. S. 



D.A. Bull, 94. 



