SWINE DISEASES AND THEIR CONTROL 



185 



Many farmers and hog raisers administer the serum 

 themselves. There is no reason why anyone cannot 

 apply it successfully if he follows the few simple instruc- 

 tions. All hog raisers should know where the serum is 

 obtainable. In most states the State Veterinarian has 

 charge of the sale of serum and controls its use. It is 

 sold at so much per c.c., which ranges in price generally 

 from -4 to 1 l /2 cents per c.c. Full directions for the use 



Administering serum to prevent hog cholera. Courtesy R. D. 

 Goodman of North Carolina. 



of the serum are also obtainable from the officer or in- 

 stitution in charge of the sale of the serum. The dosage 

 of serum generally varies according to the gross weight 

 of the hog. The following are the dosages generally 

 recommended : 



25-50 pounds 10-20 c. c. 



50-100 pounds 20-30 c. c. 



100-200 pounds 30-45 c. c. 



200-400 pounds 45-60 c. c. 



Over 400 pounds 60-80 c. c., according to weight 



