248 Veterinary Elements. 



bodies; the sores heal of their own accord in cold weather. 

 In accordance with the idea of parasitic origin, strong 

 antiseptics should be used, carbolic acid full strength, 

 later paint on camphor one part to carbolic acid, two 

 and one-half parts. The application of one of the fol- 

 lowing after the sore begins to look healthy will be all 

 that is needed, in addition to preventing any irritation : 



Carbolic acid ] ounce, 



Resin 1 ounce, 



Camphor 5 ounces, 



Methylated spirits 15 ounces, 



or 



Iodoform 1 dram, 



Oil of eucalyptus 1 ounce. 



Keep the sore covered with the drugs until healed. 



INTERNAL PARASITES. 



Bots are the larv;e of gad flies which lay their orange- 

 colored eggs on the legs and between the jaws of horses, 

 the eggs are licked off or fall into the feed and are thus 

 swallowed by the horse, where they are hatched out ir 

 the stomach, where the laivic (bot) will stay for months, 

 later on being passed out in the dung to be hatched out 

 as the gadfly, so well known to horsemen and so much 

 dreaded by their charges. It is doubtful if any horses 

 in this country are free from bots, postmortems invaria- 

 bly showing them to be present in varying numbers. 

 The preventive treatment is to destroy the eggs. A 

 cloth dampened with kerosene will tend to remove them. 

 The effect of bots depends on the number present, if few 



