Northern Prairie Wildlife Research Center
Impact of the Conservation Reserve Program on Duck
Recruitment in the U.S. Prairie Pothole Region
Funding for this study was provided by the Central Flyway Council; Ducks Unlimited
Inc.'s Institute for Wetland and Waterfowl Research; Mississippi Flyway Council;
U.S. Bureau of Reclamation, Billings, Montana; USFWS, Denver, Colorado; and U.S.
Geological Survey, Northern Prairie Wildlife Research Center. The Wildlife Management
Institute, Washington D.C., managed fund accounts for some contributors. We thank
K. W. Harmon for helping to secure funding and L. M. Cowardin and H. A. Kantrud
for assistance with study design. A. B. Sargeant and M. A. Sovada helped train
field crews. We especially thank R. J. Greenwood, M. J. Rabenberg, and S. J. Vaa
for collecting nest data on some study replicates. L. A. Lysne and D. A. Leschisin
provided leadership to field crews during the pilot year, and D. E. Sharp and
M. A. Johnson provided field assistance at critical times. We thank L. A. Murphy
and J. A. Beiser for their many hours of diligent data editing and processing.
U.S. Fish and Wildlife Service managers M. D. Blenden, F. G. Giese, D. L. Gilbert,
R. A. Gilbert, T. W. Gutzke, M. J. Heisinger, H. J. Hoistad, R. A. Hollevoet,
R. L. Howard, J. W. Koerner, S. J. Kresl, S. R. Pelizza, D. G. Potter, R. J. Vanden
Berge, P. C. VanNingen, D. T. Walls, and their staffs provided logistical support
and collected duck survey data used in this study. We thank R. L. Meeks for providing
field staff support and equipment. D. A. Buhl, C. R. Loesch, and G. A. Sargeant
prepared figures for the manuscript. B. D. Reynolds assisted with manuscript preparation.
We are indebted to numerous field crew personnel whose dedicated efforts made
this study a success. R. R. Cox, P. L. Flint, G. L. Krapu, J. K. Ringelman, M.
A. Sovada, and 2 anonymous reviewers provided critical review of the manuscript.
Finally, we are grateful to the many landowners who granted access to their CRP
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