thin and easily damaged, and injuries from this source cause rapid 

 decay. 



Information regarding general nursery practice and planting may 

 be obtained from the publications of the Forest Service, which will 

 be forwarded upon request. Insect damage should be reported 

 promptly and specimens mailed to the Bureau of Entomology of the 

 United States Department of Agriculture, where they will be identi- 

 fied and measures suggested for their control. 



Approved. 



JAMES WILSON, 



Secretary. 

 WASHINGTON, D. C., November 24, 1906. 



[Cir. 67] 



