HOW TO DESTROY INSECTS. ol 



quite black ; then clear and cool it, aud to every gallon 

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

 the trees are quite dry lay it on with a fine rose water- 

 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 Gooseberry Caterpillar. Take one 

 ounce of hellebore powder and two ounces of powdered 

 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, either 

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

 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 

 principal use of the alum-water is to cause it to adhere 

 to the leaves. 



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

 Apply this as soon as the insects are observed. 



The following is an excellent remedy, which has 

 been used on a large scale in Southern France . Take 

 a dilute solution of sulphide of potassium, at the rate 

 of about one part in 500. The infested plants are 



