DAIRYING 61 



germ destroyer, and the walls of the stall or stable washed and 

 whitewashed. Everything possible must be done to destroy the 

 germs which may escape from the discharge of an aborting cow. 

 The sheath of the bull, as well as the uterus, tail and legs of the 

 cow must be thoroughly and repeatedly washed with non-irritating 

 antiseptic liquid. Among the solutions recommended for this 

 purpose are: 



A 2% solution of carbolic acid. 



A solution of bichloride of mercury, 1 part to 400 parts of 

 water. 



A 2% creolin solution, and many others that may be recom- 

 mended by a competent veterinarian. 



Contagious abortion can be cured and the cows become 

 healthy, normal animals, but the herd must be carefully protected 

 from this danger by looking up the records of new cows bought, 

 and of bulls used in the herd. 



A PLAN FOR IMPROVING A CITY MILK SUPPLY. 



764. An unlimited supply of clean, healthy milk is desired 

 by everyone, including the milk producer, the milk dealer, and 

 the consumer. In order to obtain such a milk supply these three 

 classes must unite with the local board of health in a spirit of co- 

 operation that will protect the rights of each one. This has been 

 found to be the most effective way of obtaining the kind of sup- 

 port for this movement that will produce results. 



The producer or the cow owner furnishing clean milk should 

 be protected from the careless, indifferent producer of dirty milk 

 and from the milk of diseased cows. 



The retailer who has contracted to pay a given price for a 

 certain kind of milk has a right to expect such milk from the pro- 

 ducer and the consumer has a right to know that his milk is 

 produced in clean surroundings and neither diluted nor polluted 

 in any way before delivery to his table. 



765. When all persons interested in an enterprise combine to 

 attain the same end a certain amount of pride is taken in the busi- 



