Fig. 



Fig. 



Plate I — 



1 —Orchard heavily infested with 

 Lygus. Note thickness of the 

 trees. 



2.— State of buds when first bug was 

 found in the spring. 



-Lygus invitus. 



Fig. 3.— Injury to young leaves. 

 Fig 4.— Appearance of mature leaves, 

 that have been punctured 

 while young, when held to the 

 light. 

 67 



