Tne Journal of 



A monthly publication devoted to Plant Breeding, 

 Animal Breeding and Eugenics 



NATURE OF MENDELIAN UNITS 

 TREE GROWTH AND SEED 



EUGENICS IN GERMANY - - 



HOLSTEIN MILK YIELD - - 



THE SIAMESE POMELO - - 



ORIGIN OF KARAKUL SHEEP - 



ALFALFA HYBRIDIZATION - - 



- - G. N. Collins 



James B. Berry 



G. von Hoffmann 



F. R. Marshall 



- - H. H. Boyle 

 Dr. C. C. Young 



William Southworth 



CONSTRUCTIVE EUGENICS A Review 



NEGRO-UTE METIS - - - Albert N. Gilbertson 



HIGH ALTITUDE MAIZE - . - A. Jay Garrison 



RACIAL HYBRIDIZATION - - - Eugen Fischer 



PRIZES OFFERED FOR PHOTOGRAPHS 

 OF LARGE TREES 



ORGAN OF THE 



AMERICAN GENETIC ASSOCIATION, Washington, D. C 



Printed for Circulation among Members Only 



Vol. V, No. 10 



October, 1914 



