Department of Agriculture and Immi- 

 gration of Virginia 



GEO. W. KOINER, Commissioner 



In co-operation With the Forest Service United States 

 Department of Agriculture 



HENRY S. GRAVES, Forester 



OF JOIVISION OF 



JltiBBm. 



FORESTRY 



Of JL AGRICULTURE 



PfNETW VIRGINIA 



The Increase in its Yield by Thinning 



By W. W. AS HE 

 Forest Examiner, Forest Service 



DEC 2 8 1914 



Division of Forestry 

 University of California 



RICHMOND: 



DAVIS BOTTOM, SUPERINTENDENT PUBLIC PRINTING 

 1913 



