318 



Missouri Agricultural Report. 



Fig. 8. Method of inoculating pigs against hog cholera. 

 Veterinary Department, Missouri Experiment Station. 



DOSAGE AND TECHNIC OF INOCULATION. 



The dosage varies according to the size of the animal: The 

 ordinary dose is tv^enty cubic centimeters for hogs weighing from 

 fifty to one hundred pounds, and twenty cubic centimeters for each 

 additional hundred pounds ; and ten to fifteen centimeters for pigs 

 under forty or fifty pounds. 



The immunizing serum is injected by means of a hypodermic 

 syringe — one of twenty cubic centimeter capacity is best. It 

 should be provided with a heavy slip needle. Pigs and small 

 shoats are held in the manner shown in illustration. The hind 

 legs of the pig are elevated sufficiently to bring the inner surface 

 of the thigh to a convenient height for the operator. The attend- 

 ant holds the head and front part of the body of the pig between 

 his feet. The belly of the pig is turned toward the operator. The 

 site of the injection on the fleshy part of the inner face of the 

 thigh is cleaned by means of a bit of cotton or a sponge dipped in 

 a 5 per cent solution of carbolic acid ; the needle is thrust through 



