@book{ Solr-8930595, title = {How to time the sampling of tussock moth larvae}, series = {Douglas-fir tussock moth handbook.}, series = {Agriculture handbook (United States. Department of Agriculture) ;}, author = {Wickman, Boyd E.}, editor = {Combined Forest Pest Research and Development Program (U.S.)}, address = {Washington, D.C.}, publisher = {U.S. Dept. of Agriculture, Combined Forest Pest Research and Development Program}, year = {1978}, pages = {6}, note = {Title from title screen (viewed on Oct. 16, 2012).}, note = {"Issued May 1978."}, note = {This work was supported by the Combined Forest Pest Research and Development Program.}, url = {http://purl.fdlp.gov/GPO/gpo29897} }