326 The Diseases of Animals 
racks, mangers, against which contaminated animals 
have rubbed. 
As soon as this disease is discovered, those animals 
which show no symptoms of it should be removed to 
ground or yards not previously occupied by cattle hav- 
ing the disease. If such arrangement is not possible, 
all affected animals should be separated from the healthy 
ones, and all posts, mangers, and feed-racks, against 
which infested animals have rubbed, should be thor- 
oughly disinfected by scrubbing with a solution of one 
part of carbolie acid dissolved in twenty parts of water. 
Those animals which appear healthy should be care- 
fully watched, and should symptoms of the disease ap- 
pear the affected animals should be separated from the 
others at once. In short, every precaution should be 
taken to isolate the disorder, thereby reducing the ex- 
tent of the attack. 
The most successful medicinal treatment of cattle 
itech consists of a combination of external and internal 
remedies. The value of sulfur given internally in the 
treatment of parasitic diseases is well known. Sulfur 
is best administered in combination with salt, placed 
where animals can lick it at will. One pound of flowers 
of sulfur mixed with eight pounds of common salt is 
a good proportion. If cattle are not accustomed to 
eating salt, the quantity of this mixture should be lim- 
ited to a small handful at first, and gradually increased. 
The external treatment consists in the application of 
remedies that will destroy the parasites and eggs 
without injuring the animal. If a large number of 
cattle are affected, the most satisfactory method is to 
