1. Late-summer feeding patterns of red-winged blackbirds in a sunflower-growing area of North Dakota;Besser;Bird Control Semin.,1979
2. Chronology of blackbird damage to sunflowers;Cummings;Wildl. Soc. Bull.,1989
3. A comparison of two methods for estimating bird damage to sunflowers;Dolbeer;J. Wildl. Manag.,1975
4. Cost-benefit determination of blackbird damage control for cornfields;Dolbeer;Wildl. Soc. Bull.,1981
5. Migration patterns for age and sex classes of blackbirds and starlings;Dolbeer;J. Field Ornithol.,1982