Each District Ranger will submit to the Supervisor 

 of his Forest a yearly report on all the infested trees on 

 Government cut -over areas on October 15, and -<:he Supervisor 

 will correlate these reports and submit a report to the Dis-- 

 trict Forester on November 1. These reports nn.fi t conform to 

 the outline in the Appendix to thia.LIanual (P. 1). 



Control Procedure:- In timber sales G tumps are not very dang- 

 erous from an insect standpoint, as the species infesting 

 (Dendroctonua vrlens) seldom does a great deal of damage, "but 

 the limbs, tops, and brush should nly&jT-s he burned; also the 

 bark on cull logs wherever possible- Danger from infestation 

 fron large sales is small during continuous cutting, as the 

 constant supper of freshly cut material affordr a continuous 

 food suppljr. Should cutting terminate or be transferred to an 

 area at none distance, hov;evor, earn should be tahan to rlestr:--; 

 all tops, lirabs, an^ brush, and the oar': on cull logs before 

 the broods emerge. 



Supervisor and Rancor s^los aro generally of 

 snort duration. Biirning on these Sr.les at the proper t'iue 



at is before the spring, or by April 1), is most import- 

 ant. Brush should, wherever possible, be piled over the tops, 

 or else the tops shoul- 1 be cut up and burned. limbs shou] ' 

 no: be culled out .--.nc 1 left to breed bar^-borers , but burner 1 



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