HOW TO GET THE LAST TICK. 



11 



having shown the dipping vat to be the cheapest and 

 best method of treating animals for ticks, dipping in an 

 arsenical solution at 14-day intervals is now the 

 method of disinfection in nearly universal use in 

 systematic tick eradication. 



The work of dipping will be greatly facilitated by 

 properly constructed vats and well-arranged pens and 

 chutes, and the inspector should try to arrange these 

 details before the season's dipping begins. The 



Fig. 3.— Long experience has shown the dipping vat to be the cheapest and best method of treating 



animals for ticks. 



little extra expense required to put the dipping plant 

 in good working order will be more than repaid by 

 the ease with which the cattle can be handled and 

 time saved in the operation. 



Cattle dipping in an arsenical bath of proper 

 strength in a well-constructed vat is a simple and safe 

 treatment, which with reasonable care is accompanied 

 by no risk or danger of injury to the treated animal. 

 Accidents are usually due to carelessness and can be 



