Amman, G. D., and M. D. McGregor. 1985a. Assessing stand hazard and risk: hazard rating and predicting tree loss in unmanaged stands. Pages 29-30 in M. D. McGregor and D. M. Cole (eds.), Integrating management strategies of the mountain pine beetle with multiple-resource management of lodgepole pine forests. United States Department of Agriculture, Forest Service, General Technical Report INT-174.