140 PLANT GROWTH 



ments can be passed on by seed or by vegetative reproduc- 

 tion to friends. 



REFERENCES 



Crane, M. B., and W. J. C. Lawrence, The Genetics of Garden Plants, The Macmillan 



Co., 1934. 

 Dariington, C. D., Chromosomes and Plant Breeding, The Macmillan Co., 1932. 

 litis, Hugo, Life of Mendel, Trans, by E. and C. Paul, W. W. Norton Co., 1932. 

 Mendel, G. J., Versuche iiber Pflanzen-hybriden, Verhandlungen Naturforschender Verein 



in Brunn, vol. 4, p. 1, 1865. 

 Plantcraft, Plant Genetics, Porter Chemical Co., Hagerstown, Md. 

 Sinnot, E. W., and L. C. Dunn, Principles of Genetics, McGraw-Hill Book Co., 1932. 

 Yearbook of United States Department of Agriculture, 1937. 



