THE APPLE 



phosphoric acid and potash, but not too much nitrogen, 

 pruning correctly, spraying at the proper times and 

 with the proper mixtures, harvesting and packing care- 

 fully, and selling to best advantage. Each of these 

 operations requires knowledge and skill of a high order. 



Sprayed: Poor Apples at the Right 

 Results of a Spraying Test 



Apple Enemies 



Many leaf-eating caterpillars attack apple foliage. 



The Canker-worms are among the most destructive of 



these pests. The eggs of the Fall Canker-worm are 



laid in autumn and remain unhatched through the winter. 



