BOW TO DESTROY I^^SEOTS, 



61 



quite black } then clear and cool it, and to every gallon 

 of this liquor add one gallon of tobacco-water. Wlien 

 the trees are quite dr}^ laj- it on with a fine rose warer- 

 pot, and in about ten minutes the caterpillars will fall 

 off dead. 



An excellent remedy consists in a dilute solution (one 

 part in 500) of sulphide of potassium, the infested tree 

 being sprinkled with this substance by means of a small 

 hand-syringe. This method has been successfully used 

 on a large scale in Southern France. 



To Destroy Goosehernj CaterpUlar. — Take one 

 ounce of hellebore powder and two ounces of jjowdered 

 alum ; dilute these first in a small quantity of water, so 

 as to get them thoroughly mixed, then add a gallon of 

 water : apply the mixture to the bushes affected, eitlier 

 by wetting them with a syringe or water-pot on tlie 

 upper surface of the leaves. The caterpillars will drop 

 off soon after feeding upon the leaves. 



Hellebore powder, if dry, will destroy the pests, but 

 cannot be applied as regularly as if diluted. The 

 princii)al use of the alum- water is to cause it to adhere 

 tu the leaves. 



One gallon will do for ten to twelve full-sized bushes. 

 Apply this as soon as the insects are oi)served. 



The following is an excellent remedy, which has 

 been used on a large scale in Southern France: Take 

 a dilate solution of sidpliide of potassiurn. at the rate 

 of about one part in 500. The infested plants are 



