CHAPTER XXV 



SOME TREE PESTS 



The children will find that trees, shrubs, 

 vines, herbaceous plants and vegetables are at- 

 tacked by many kinds of insects. 



One of the attractive features of any city 

 street or yard is the beauty of its shade-trees. 

 In recent years some of the most beautiful and 

 well-known shade-trees have been devastated by 

 imported insects. To check their ravages some- 

 times requires an act of legislation, the support 

 of public opinion, and much personal effort. It 

 is in the power of school-children to do great 

 service in forwarding this work. In one city 

 children destroyed thousands of tent-caterpillar 

 egg-masses, thus preventing the trees from being 

 defoliated. 



Galerucella luteola — European Elm-Leaf 

 Beetle — is a serious menace to the Elm-Tree. It 

 hibernates in large numbers in protected places, 

 under roofs, shingles, clapboards and in empty 

 buildings. In this stage it may be destroyed in 

 great numbers. As soon as the buds of the Elm 

 open, the beetles emerge and feed greedily upon 



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