U.S. Department of Agriculture: Animal and Plant Health Inspection Service
United States Department of Agriculture Wildlife Services: Staff Publications
Document Type
Article
Date of this Version
February 2004
Abstract
Accurate estimates of blackbird populations are needed to develop and assess management programs to reduce blackbird damage to sunflower. Our objective was to use North American Breeding Bird Survey (BBS) indices to estimate the total blackbird population causing sunflower damage in North Dakota, South Dakota, and Minnesota.
Comments
Published in National Sunflower Association Research Forum Papers 2004.