FIRST REPORT 



ON 



ECONOMIC BIOLOGY 



BY 



WALTER E. COLLINGE, M.Sc., F.L.S., F.E.S., 



\\ 



Foreign Member of the American Association of Economic Entomologists 

 Joint Honorary Secretary of the Association of Economic Biologists : 

 Editor of the "Journal of Economic Biology": Honorary 

 Consulting Biologist to the Land Agents' Society, the 

 Midland Reafforesting Association, and the War- 

 wickshire Agricultural Society ; and late Special 

 Lecturer on Econonic Zoology in the 

 University of Birmingham. 



ILLUSTRATED. 



BIRMINGHAM : 



THE MIDLAND EDUCATIONAL CO., LTD. 

 1911. 



[All rights reserved.] 



