THE FARM 



321 



By reason of the codling moth, whose larva (lar'-ve) 

 are the " worms" found in apples, the production of market- 

 able apples without the labor and expense of spraying 



FIG. 106. Work of the codling moth. 



the trees several times in a season is almost impossible. 

 This insect pest is an importation from the apple-growing 

 districts of Europe, and its advent has caused the loss of 

 millions of dollars annually in the apple crop of the country. 



