CATTLE. 171 



the beast is not then quite cured, a day or two may be allowed 

 to intervene, when the Embrocation may again be used until no 

 symptom of lameness remains. 



THRUSH IN THE MOUTH. (See APHTHA, page H3). 



Cause. — Infection from the tubercle bacillus. Bacteriologists 

 are of opinion that it can only be conveyed by these germs and 

 that it is not hereditary, but many practical observers think 

 otherwise. 



Treatment.— Is not likely to be attended by success, and it is 

 probable that before long new legislation will compel slaughter. 



WARBLES* 



Cause. — The gad-fly which punctures the skin in order to 

 lay its eggs. 



Treatment. — A very little Elliman's is enough for this 

 parasite. It Has to be rubbed into the swelling, and in course 

 of time the parasite withers away and is absorbed, the skin 

 regaining its original condition and value, or a little blue 

 ointment (mercurial) applied to the warble wall kill the larvae. 



WORMS. 



Cattle are more often infested with w^orms than is usually 

 supposed. These exist in great variety and they occupy many 

 different parts of the unfortunate " host," as the bearer is called 

 in the language of the helminthologist. It would serve no 

 useful purpose here to describe them. Suffice it to say that those 

 with which we may hope to cape successfully are inhabitants of 

 the digestive canal or the bronchi {see Husk, page 163). 



Tape-worms, round-worms, and the fluke-tribe cause many 

 losses. 



Treatment. — Salt is one of those things whose value if- 

 generally under-estimated as a cure, and as a preventive. It 

 should be given to beasts suffering from worms, daily in the 

 food. Drenching with turpentine and linseed oil has often the 



