TY - RPRT TI - Waterfowl research priorities in the northern Great Plains AU - R. R. Cox AU - Douglas H. Johnson AU - M. A. Johnson AU - R.E. Kirby AU - J.W. Nelson AU - R. E. Reynolds PY - 2000 UR - https://pubs.usgs.gov/publication/1001729 ID - 1001729 ER -