^o Aug., 1908.] 



TJie Breeding oj the Dairy Cow. 



455 



fore, an indispensable requisite in the cow. The fact, however, of the 

 male animal begetting fifty to sixty offspring in the course of a year, 

 whilst the female seldom produces more than one, must, and always will, 

 "Cause improvements in breeds of animals to be principally effected by 

 means of the male used in the herds. 



Selection of Animals for Breeding. 

 The animals selected for breeding must be adapted for some well 

 -defined purpose in the system of management, and to the conditions in 

 ••^vhich they are to be placed. The principal cau.ses of animal variation 



4. A bTUOY IN rORM OF UDDER AND HIND QUARTERS. 



-are climate, food, and habit. Where practicable, it is always_ wise to 

 procure stock from similar country, as it is necessary to start with stock 

 suitable to one's district. All improvements in both animals and plants 



.are due to the natural laws of variation. The slightest differences of 



