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LUTZ, F. E., 1908. Notes on the inheritance of variations in the color pattern of 

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1911. Experiments with Drosophila ampelophila concerning evolution. Car- 

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1913. Experiments concerning the sexual differences in the wing length of 

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1915. Experiments with Drosophila ampelophila concerning natural selection. 

 Bull Am. Mus. Nat. Hist., 34. 



LUTZ, ANNE M., 1912. Triploid mutants in (Enothera. Biol. Centr. 32. 



LYON, L. L., 1911. Some experiments to estimate errors in field plot tests. Proc. 



Am. Soc. Agron, 3. 

 MACOUN, W. T., 1904. Individuality in apple trees. Dom. Can. Dept. Agr. An. 



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1911. Apple breeding in Canada. Rept., Am. Breed. Assoc. 8. 



1916. Variety testing at the Dominion Experimental Farms and what has been 

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MACCURDY, H., and CASTLE, W. E., 1907. Selection and crossbreeding in relation 



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Carnegie Inst., Wash. Pub. 70. 

 MACDOUGAL, D. T., 1911. Alterations in heredity induced by ovarial treatments. 



Bot. Gaz., 51. 

 MACDOUGAL, D. T.; VAIL, A. M.; SHULL, G. H.; and SMALL, J. K., 1905. Mutants 



and hybrids of the CEnotheras. Carnegie Inst. Wash. Pub. 23. 

 MACDOUGAL, D. T.; VAIL, A. M.; and SHULL, G. H., 1907. Mutations, variations 



and relationships of the (Enotheras. Ibid., 81. 

 MAcDowELL, E.G., 1914. Size inheritance in rabbits. Carnegie Inst. Wash. Pub. 196. 



1914a. Multiple factors in Mendelian inheritance. Jour. Exp. Zool., 16. 



1915. Bristle inheritance in Drosophila. Ibid., 19. 



MARRYAT, DORETHEA C. E., 1907. Notes on the infection and histology of two 



wheats immune to the attacks of Puccinia glumarum. Jour. Agr. Sci., 11. 

 MARSHALL, F. H. A., 1910. "Physiology of Reproduction." New York. 

 MARSHALL, F. R., 1914. Holsteinmilk yield (inherited equally in both sexes). Jour. 



Hered., 5. 

 MAY, H. G., 1917. The appearance of reverse mutations in the bar-eyed race of 



Drosophila under experimental control. Proc. Nat. Acad. Sci., 3. 

 McALPiNE, D., 1908. The improvement of cereals by selection and crossing. Jour. 



Agr. Victoria., 6. 



McCANN, L. P., 1916. Sorrel color in horses. Jour. Hered., 7. 

 McCLENDON, J. F., 1910. On the effect of external conditions on the reproduction 



of Daphnia. Am. Nat., 44. 

 MENDEL, G., 1865. Versuche iiberPflanzen-Hybriden. Verh. Naturf. Ver. Brunn., 10. 



English translation in Jour. Roy. Hort. Soc., 26, 1901, and in Bateson's "Mendel's 



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 MERCER, W. B., and HALL, A. D., 1911. The experimental error of field trials. 



Jour. Agr. Sci., 4. 

 METZ, C. W., 1914. An apterous Drosophila and its genetic behavior. Am. Nat., 48. 



1914a. Chromosome studies in the Diptera, I. A preliminary survey of five 



different types of chromosome groups in the genus Drosophila. Jour. Exp. 



Zodl, 17. 



1916. Mutations in three species of Drosophila. Genetics, 1. 



1916o. Chromosome studies on the Diptera. II. The paired association of 

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