NINTH ANNUAL REPORT STATE ENTOMOLOGIST 95 



Montana, in their Relation to Spotted Fever. Circular Sz, 

 Bureau of Biological Survey. 



1911. Hunter, W. D. and Bishopp. F. C. The Rocky Mountain 

 Spotted Fever Tick, with Special Reference to the Problem 

 of its Control in the Bitter Root \^alley in Montana. 



1912. Birdseye, Clarence. The Common Mammals of Western 

 Montana in Relation to Agriculture and Spotted Fever. 



FOREST INSECTS. 



The extent and nature ■ of entomological work in the United 

 States is probably little understood by the general public. The 

 entomological profession is attempting as far as possible to reduce 

 the loss due to insect pests, which amounts, according to careful 

 estimates, to about one-tenth of the total agricultural output of the 

 country. 



Two agencies are working to this end in Montana ; the Experi- 

 ment Station and the Bureau of Entomology of the United States 

 Department of Agriculture. 



The following letter from Doctor Hopkins is (jf unui^ual in- 

 terest. It not only shows what a valuable work on forest insect 

 pests is being done in Montana, but also that Montana forms an 

 important part of their field of o]jerations. 



"UNITED STATES DEPARTMENT OF AGRICULTURE, 

 "BUREAU OF ENTOMOLOGY, 



"March 14th, 1912. 



WASHINGTON, D. C. 



"Prof. R. A. Cooley, 



"The Montana Agricultural College 

 and Experiment Station, 

 Bozeman, Montana. 

 "Dear Prof. Cooley : 



"In reply to your request for information relating to the work 

 of this Bureau on Forest insects in the State of Montana. 



"The first information on extensive depredations by insects on 

 the forest trees of the Rocky Mountains came from a correspondent 

 of the Division of Entomologv at Columbia Falls, Montana, in 



