Dips for Sheep Scab 323 



Dips are rendered more effective by adding ia decoc- 

 tion of tobacco, about thirty pounds to 100 gallons of 

 water. 



It is better to avoid dips containing arsenic, which, 

 being poisonous, must be used with great caution. The 

 following directions from the Department of Agriculture 

 cover the subject well: 



"(1) Select a dip containing sulfur. If a prepared 

 dip is used which does not contain sulfur, it is always 

 safer to add about sixteen and one -half pounds of the 

 sifted flowers of sulfur to every 100 gallons of water, 

 especially if, after dipping, the sheep have to be 

 returned to their old pastures. 



" (2) Shear all the sheep at one time, and imme- 

 diately after shearing confine them to one half the farm 

 for two to four weeks. Many persons prefer to dip 

 immediately after shearing. 



" (3) At the end of this time, dip every sheep (and 

 every goat, also, if there are any on the farm). 



" (4) Ten days later, dip the entire flock the second 

 time. 



" (5) After the second dipping, place the flock on the 

 pbrtion of the farm from which they have been excluded 

 during the previous four or five weeks. 



" (6) Keep each sheep in the dip for two minutes by 

 the watch; do not guess at the time, and duck its head 

 at least once. 



" (7) Be careful in dipping rams, as they are more 

 likely to be overcome in the dip than the ewes." 



When any number of sheep are to be treated, special 

 dipping vats, constructed with draining pens, will be 



