%0 U.S. Federal Government Document %0 Book %0 E-Resource %A Wickman, Boyd E. %E Pacific Northwest Forest and Range Experiment Station (Portland, Or.) %E United States. Forest Service %I Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service %D 1978 %G English %B USDA Forest Service research paper PNW %T A case study of a Douglas-fir tussock moth outbreak and stand conditions 10 years later