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STATE BOARD OF AGRICULTURE. 



For treating pigs by the "Serum-Alone Method" only the materials 

 mentioned under (A) are required. 



PREPARING HERD FOR TREATMENT. 



Separate the well from the sick or those to be treated from those 

 not to be treated. If possible, mark in some way all those treated 

 or all those not treated so that the results of the treatment may be 



Fig. II. Showing method of holding pigs weighing 

 less than 100 lbs. The crosses (+) mark the site for 

 inserting the needles. 



accurately estimated. The pigs to be treated should be separated ac- 

 cording to weight in pens or enclosures, all those requiring the same 

 dose of serum being placed together. 



HOLDING THE PIGS. 



The attendant holds the pig by the hind legs with the snout toward 

 the ground and the inside of thighs or hams exposed to the operator. 

 (See Fig. II). 



