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STATE BOARD OF AGRICULTURE. 



There are several sub-families, and these differ in their habits as well as in 

 structure and the method of dealing with them 



The Coccina: contain the mealy bugs, none of which maintain themselves in 

 any number out doors in our State, and the Maple Pseudococcus, which has of 

 late years appeared commonly on the leaves and trunks of city trees. This is 

 easily dealt with by a solid jet of water thrown under pressure to wash off and 

 crush the very soft insects. 



b'ig. Is — Pseudococcus aceris : a, the cottony masses covering adult females 

 on leaf; b, young females and males on the bark; natural size. 



The Asterolecaniince are represented by only a single species of golden yellow 

 scale which attacks oak and has at times attracted attention on shade trees. 



The Ortheziina are peculiar in secreting a waxy, brittle material extending 

 beyond the body in flakes and used to cover the eggs. There is no outdoor 

 species reported for our State. 



The Lecaniinte are the "soft scales," and the scale is the thickened outer 

 skin of the insect itself. The species are livid gray or brown in color and of 

 good size, varying from \ to \ of an inch in length, very convex, sometimes 



