VEGETABLE INSECTS. 



505 



The adults are minute rounded creatures, provided with eight 

 legs. They are a deep red in color. 



The eggs are laid on the leaf and hatch in a few days. The 

 young are similiar in form to the adults except that they have only 

 six legs. 



These mites are readily destroyed by spraying the plants with 

 lime sulphur, one part in seventy-five parts of water, or by dusting 

 the plants with flowers of sulphur diluted one-third with road dust or 

 air-slacked lime. 



1 



4 





Fig. 59. — The Green Diabrotica {Diabrotica graminea). 1, adult; 

 2, pupa; 3, larva; 4, eggs. 



PEA THRIPS. 



These thrips, which are slender, white creatures, are often found 

 in company with the red spiders. They cause a somewhat similiar 

 injury. Their life history is very similiar to that of the onion thrips. 

 and thev mnv be controlled in a similar manner (see Onion, page 803^. 



OTHER PEA PESTS. 



Lepioghssus gonogara sucks the juice from the pods, (see Squash, 



