PREFACE 



• Animal Husbandry includes both the art of breeding, 

 feeding, and caring for live stock, and the fundamenta:! 

 laws of science upon which these practices are based. The 

 ability of a stockman to raise and care for animals in a 

 proper manner rests ultimately upon his knowledge of 

 breeds, feeds, and housing conditions. 



The feeder well knows that the ever changing price of 

 feeds has made his occupation one that requires both skill 

 and scientific knowledge. He must raise suitable feeds 

 that form a good crop rotation and which at the same time 

 combine to make the most efficient ration for his purposes. 

 Besides, he must purchase the by-products of milling estab- 

 lishments, slaughterhouses, and oil factories, whose nutri- 

 tive value must be known if an intelligent selection is to 

 be made. 



The dairyman is continually being confronted with new 

 problems. He must select his breeding animals with the 

 greatest care. He must guard jealously the health of his 

 herd,' and he must conform to restrictions and requirements 

 placed upon him by the state and by the manufacturers 

 of his raw product. 



The successful stockman must understand live stock 

 history and the rules governing the conduct of the various 

 breed associations in order to select his breeding stock in- 

 telligently. He must know the reasons for the sanitary 

 precautions necessary to protect his animals from the 



