340 SHEEP FARMING IN AMERICA 



C. C. Jones of Filmore Farms has had splendid suc- 

 cess with it. In a discussion of parasites and their 

 preventive, Mr. Jones said he used coaltar dip, mix- 

 ing 1 ounce of the dip with 4 ounces of water, giv- 

 ing it as a drench, with apparent good results. He 

 feeds tobacco regularly and has lost no lambs. He 

 decries late lambing and urges that Dorsets be 

 lambed from September to March, and none allowed 

 to come later than the middle of March. He states 

 that the prescribed dose of coaltar dip is for a lamb 

 4 to 6 months old. 



BLUESTOKE. 



Bluestone, or copper sulphate, has been exten- 

 sively used in South Africa in the treatment of 

 sheep for stomach worms and is recommended by 

 the colonial veterinary surgeon of Cape Colony as 

 the best and safest remedy. His directions are to 

 take 1 pound avoirdupois of pure bluestone, powder 

 it fine, and dissolve in nine and one-half United 

 States gallons of warm water. It is better to first 

 dissolve the bluestone in 2 to 4 quarts of boiling 

 water, then add the remaining quantity in cold wa- 

 ter, and mix thoroughly. This solution is given in 

 the following-sized doses : 



Lambs 3 months old % ounce. 



Lambs 6 months old 1 % ounces. 



Sheep 12 months old 2% ounces. 



Sheep 18 months old .3 ounces. 



Sheep 24 months old 3% ounces. 



In making up the solution only clear blue crystals 

 of bluestone should be used. Bluestone with white 

 patches or crusts should be rejected. It is espe- 



