TY  - RPRT
TI  - Potential effects of changing water conditions on mallards wintering in the Mississippi alluvial valley
AU  - K. J. Reinecke
AU  - R.C. Barkley
AU  - C.K. Baxter
PY  - 1988
UR  - https://pubs.usgs.gov/publication/5210082
ID  - 5210082
ER  -