

^iLuAUMA'^L \Cjcy^^Qr^^ 



The Author wishes to express his indebtedness to Professox" 

 Merritt W. Harper of the Animal Husbandry Department in the 

 New York State College of Agriculture at Cornell University and 

 to Professor Dr. Arthur Golf, Professor of "Koloniale Viehzucht 

 Landwirtsehaftliche Institut an der Universitat zu Leipzig.'' 



