2011-07-282011-07-281986https://hdl.handle.net/10365/17371WL-915; Integrated Pest Management, Cooperative Extension Service, North Dakota State University : In cooperation with U.S. Dept. of Agriculture-APHIS Animal Damage Control, 1986.NDSU Agriculture and University Extension: Creative Commons Licensing Deed (http://creativecommons.org/licenses/by-nc-sa/3.0/)Pests -- Control.WoodpeckersWL-915