TY  - RPRT
TI  - Can ducks be managed by regulation? An examination of harvest and survival rates of ducks in relation to hunting
AU  - J.P. Rogers
AU  - J.D. Nichols
AU  - F.W. Martin
AU  - C.F. Kimball
AU  - R.S. Pospahala
PY  - 1979
UR  - https://pubs.usgs.gov/publication/5220857
ID  - 5220857
ER  -