TY  - RPRT
TI  - Bird Damage to Sunflower in North Dakota, South Dakota, and Minnesota, 1979-1981
AU  - R. L. Hothem
AU  - R. W. DeHaven
AU  - S.D. Fairaizl
PY  - 1988
UR  - https://pubs.usgs.gov/publication/5230220
ID  - 5230220
ER  -