74 THE RURAL EFFICIENCY GUIDE STOCK 



off the cord well up. Tie the end of the cord with silk or catgut or else use 

 the ecraseur or emasculator. Be sure the string is long enough to be pulled 

 off later. 



The cord in calves can be cut off with a knife without danger. The parts 

 should be washed thoroughly in peroxide of hydrogen or one part carbolic 

 acid to thirty parts of water at least once a day until they are healed. 



Drenching the Cow 



DISEASES. 



Explanation. The subjects in this department are arranged in alphabet- 

 ical order so as to help the reader find what he is looking for without even 

 turning to the index. However, a complete index will be found at the back 

 of the book. 



Abortion. 



Abortion is the expulsion of the immature young. It is more common 

 in cattle but it occurs in other farm animals, especially where large numbers 

 are kept together. Usually caused by copulation but may be transmitted 

 from one cow to another. Some assert that consuming affected food or water 

 is often the cause. 



Symptoms. In the early months there is usually no warning before an 

 abortion has taken place. A sticky, rusty and odorless discharge a few days 



