THIS WORK 



Has been prepared by one who has had an experience of many years in a vigorous and successful 



contest with the 



INSECT ENEMIES OF FRUIT AND FRUIT TREES, 



AND is DEDICATED TO THE 

 FARMERS AND FRUIT GROWERS OF OUR COUNTRY, 



In the hope . that it may assist in explaining some of the pages in the Great Book of Nature, 



in which their interests are deeply involved. 



