JiMormly pmicai^ 

 ^nimaljjreei 



ndim 



mcs 



THE VIRGINIA OPOSSUM 



HEREDITY DENIED BY BUDDHISTS 



THE FRUTILLA OR CHILEAN STRAWBERRY 



IMPROVEMENT OF SORGHUMS BY HYBRIDIZATION 



POSITIONS AND MOVEMENTS OF COTTON LEAVES 



BREEDING BLACKBERRIES AND RASPBERRIES 



WHEAT RYE HYBRIDS IN RUSSIA 



PUBLISHED MONTHLY AT MENASHA, WISCONSIN 



BY THE 



AMERICAN GENETIC ASSOCIATION 



EDITORIAL AND GENERAL OFFICES 

 WASHINGTON, D. C. 



Volume XII, Number lo December, 1921 



