PEACH AND THE PEAR. 29I 



ORCHARD CATERPILLARS 



of different kinds, true and false, bother pear trees a 

 great deal, although I can't say they do great harm, as a 

 rule, yet they make large nests and eat more or less of 

 the leaves. Winter is the time to destroy these in their 

 rings of eggs on the shoots. Clip them off" and burn 

 them, or burn them off with a torch on a long handle. 

 They are nearly an inch long and half an inch fn diam- 

 eter. 



THE APHIS. 



Bark lice have been described when writing of 

 peaches, to which the reader is referred. Destroy them 

 by one of the tree washes given, or by Sulphide of 

 Calcium, one pound to five gallons of water. 



SCALE. 



These insects have also been described and treated of, 

 under peaches. For their destruction use the tree-wash 

 according to the directions. A wash of gas-lime and 

 water will contain Calcium Sulphide, and makes a very 

 useful wash for trees subject to any pests. 



CURCULIO. 



Curculio has been described when treating of the 

 peach. It certainly injures pears more or less on the 

 peninsula, and every means in the power of the grower 

 should be used to destroy it. Use the same remedies as 



