 PUBLICATIONS: 1960's
1969 Publications
Amman, Gene D. 1969. Mountain beetle emergence in relation to depth of lodgepole pine bark. Res. Note INT-96. Ogden, UT: U.S. Department of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station.
Amman, Gene D.; Rasmussen, Lynn A. 1969. Techniques for radiographing and the accuracy of the x-ray method for identifying and estimating numbers of the mountain pine beetle. Journal of Economic Entomology 6(3): 631-634.
Cole, Walter E.; Amman, Gene D. 1969. Mountain pine beetle infestations in relation to lodgepole pine diameters. Res. Note INT-95. Ogden, UT: U.S. Department of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station. 7 p.
1967 Publications
Cole, Walter E. 1967. Sampling biologically in forest insect populations. Annals of the Entomological Society of America 60(4): 860-861.
Cole, Walter E.; Shepherd, R. F. 1967. Mountain pine beetle, Dendroctonus ponderosae, Hopk. Important forest insects and diseases of mutual concern to Canada, the United States and Mexico. Department of Forestry and Rural Development, Ottawa, Canada: 12-15.
Cole, Walter E.; Weenig, Claire. 1967. A technique for inducing attacks and mating of the mountain pine beetle, Dendroctonus ponderosae. Annals of the Entomological Society of America 60(4): 857-858.
1966 Publications
Cole, Walter E. 1966. Effect of pine butterfly defoliation on ponderosa pine in southern Idaho. Res. Note INT-46. Ogden, UT: USDA Forest Service Intermountain Forest and Range Experiment Station.
1965 Publications
Carlson, Robert W.; Cole, Walter E. 1965. A technique for sampling populations of the mountain pine beetle. Res. Paper INT-2-. Ogden, UT: USDA Forest Service Intermountain Forest and Range Experiment Station.
1962 Publications
Cole, Walter E. 1962. The effects of intraspecific competition within mountain pine beetle broods under laboratory conditions. Res. Note 97. Ogden, UT: USDA Forest Service Intermountain Forest and Range Experiment Station.
Forest and Woodland Ecosystems Science Program
Rocky Mountain Research Station and the USDA Forest Service, Logan, Utah
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