TY - RPRT TI - Does presence of permanent fresh water affect recruitment in prairie-nesting dabbling ducks? AU - Gary L. Krapu AU - P.J. Pietz AU - D.A. Brandt AU - R. R. Cox PY - 2004 DO - 10.2193/0022-541x(2004)068[0332:dpopfw]2.0.co;2 UR - https://pubs.usgs.gov/publication/1001842 ID - 1001842 ER -