114 DAIRY FARMING 



The vagina and uterus should be thoroughly disinfected 

 daily with chlorid of zinc, creolin, or corrosive sublimate 

 solution of proper strength until the cow ceases discharg- 

 ing. The same antiseptic treatment should be applied 

 frequently to the external genitals and adjacent region 

 of uninfected cows. If the afterbirth is retained longer 

 than 24 hours it should be removed by hand. 



Cows that have aborted should not be bred until they 

 have ceased discharging, and it is important to keep them 

 from the rest of the herd until they have dropped a full- 

 grown calf. 



A prolific means of spreading the infection of this dis- 

 ease is the bull. A bull that has served infected cows 

 will infect other cows he serves unless his penis and 

 sheath have been thoroughly disinfected. .One to two 

 quarts of 2 per cent coal tar disinfectant worked up into 

 the sheath will answer the purpose satisfactorily. 



GARGET. 



Causes. Injuries of the udder, overfeeding, exposure 

 to severe cold, overcrowding of the udder by skipping a 

 milking, and germ infection. 



Symptoms. Watery, stringy milk, frequently contain- 

 ing blood; swelling and hardening of one, two, or all 

 quarters of the udder, which has a more or less reddish, 

 inflamed appearance ; and the formation of pus in the 

 more advanced stages. 



Treatment. Give i% pounds of Epsom salts and i 

 ounce of ginger, dissolved in a quart of tepid water. Sup- 

 port the udder by means of a wide bandage tied at the 

 top line of the animal, and pack a layer of bran between 

 the bandage and the diseased portion of the udder. Heat 

 the bran by pouring hot water over it. The hot water 



