LITERATURE CITED 



Amman, Gene D. 



1969. Mountain pine beetle emergence in relation to depth of lodgepole pine bark. 

 USDA Forest Serv. Res. Note INT-96, 8 pp. 



Atkins, M. D. 



1968. Scolytid pheromones- -ready or not. Can. Entomol. 100: 1115-1117. 



Cole, Walter E. , and Gene D. Amman. 



1969. Mountain pine beetle infestations in relation to lodgepole pine diameters. 



USDA Forest Serv. Res. Note INT-95, 7 pp. 



Cox, Royce G. 



1968. Potentialities of reducing mountain pine beetle' populations through the use 



of attractants. Paper presented at the Northwest Scientific Association's 

 Annual Meeting, Ellensburg, Washington, March 23, 1968. 



Daubenmire, R. 



1952. Forest vegetation of northern Idaho and adjacent Washington, and its bearing 

 on concepts of vegetation classification. Ecol. Monogr. 22: 301-330. 



1961. Vegetative indicators of rate of height growth in ponderosa pine. Forest 

 Sci. 7(1) : 24-34, illus. 



Flint, H. R. 



1924. Various aspects of the insect problem in the lodgepole pine region. U.S. 

 Forest Serv. D-1 Appl . Forest. Notes 54, 4 pp. 



Hopping, Geo. R. , and Geoffrey Beall. 



1948. The relation of diameter of lodgepole pine to incidence of attack by the bark 

 beetle ( Dendroctonus monticolae Hopk.). Forest. Chron. 24: 141-145. 



Horton, K. W, 



1956. The ecology of lodgepole pine ( Pinus contorta) in Alberta and its role in 



forest succession. Can. Dep. North. Aff. and Nat. Resources, Forest Res. 

 Div. Tech. Note 45, 29 pp., illus. 



Illingworth, K. , and J. W. C. Arlidge. 



1960. Interim report on some forest site types in lodgepole pine and spruce-alpine 

 fir stands. British Columbia Forest Serv. Res. Note 35, 44 pp., illus. 



Pitman, G. B., J. P. Vite, G. W. Kinzer, and A. F. Fentiman, Jr. 



1968. Bark beetle attractants: Trans -verbenol isolated from Dendroctonus . Nature 

 218(5137): 168-169. 



Renwick, J. A. A. 



1967. Identification of two oxygenated terpenes from the bark beetles Dendroctonus 

 frontalis and Dendroctonus brevicomis . Boyce Thompson Inst. Contrib. 

 23(10): 35 5 - 360"! 



Roe, Arthur L. 



1967. Productivity indicators in western larch forests. U.S. Forest Serv. Res. 

 Note INT-59, 4 pp. 



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