Northern Prairie Wildlife Research Center
1. Bjerke, K. 1991. An overview of the agricultural resources conservation program. In L. A. Joyce, J. E. Mitchell, and M. D. Skold, (eds.), The Conservation ReserveYesterday, Today and Tomorrow. Symp. Proc., Jan. 14, 1991, Washington, D.C. USDA Forest Serv., Gen. Tech. Rep. RM-203. 2. Clark, R.G., and T.D. Nudds. 1991. Habitat patch size duck nesting success: The crucial experiments have not been performed. Wildl. Soc. Bull. 19:534-543. 3. Cowardin, L.M., A.B. Sargeant, and H.F. Duebbert. 1983. Problems and potentials for prairie ducks. Naturalist 34:4-11. 4. Duebbert, H.F. 1969. High nest density and hatching success of ducks in South Dakota CAP land. Trans. N. Am. Wildl. Nat. Resour. Conf. 34:218-228. 5. Duebbert, H.F., E.T. Jacobson, K.F. Higgins, and E.B. Podoll. 1981. Establishment of seeded grasslands for wildlife habitat in the prairie pothole region. Fish Wildl. Serv. Spec. Sci. Rep.Wildl. 234. U.S. Dept. Int., Washington, D.C. 6. Duebbert, H.F., and H.A. Kantrud. 1974. Upland duck nesting related to land use and predator reduction. J. Wildl. Manage. 38: 257-265. 7. Duebbert, H.F., and H.A. Kantrud. 1987. Use of no-till winter wheat by nesting ducks in North Dakota. J. Soil & Water Conserv. 42: 50-53. 8. Duebbert, H.F., and J.T. Lokemoen. 1976. Duck nesting in fields of undisturbed grass-legume cover. J. Wildl. Manage. 40: 39-49. 9. Higgins, K.F., and W.T. Barker. 1982. Changes in vegetation structure in seeded nesting cover in the prairie pothole region. Fish Wildl. Serv. Spec. Sci. RepWildl. 242. U.S. Dept. Int., Washington, D.C. 10. Johnson, D.H. 1979. Estimating nest success: The Mayfield method and an alternative. Auk 96: 651-661. 11. Kirsch, L.M., H.F. Duebbert, and A.D. Kruse. 1978. Grazing and haying effects on habitats of upland nesting birds. Trans. N. Am. Wildl. Nat. Resour. Conf. 43: 486-497. 12. Klett, A.T., H.F. Duebbert, C.A. Faanesr, and K.F. Higgins. 1986. Techniques for studying nest success of ducks in upland habitats in the prairie pothole region. Fish Wildl. Serv. Resour. Publ. 158. U.S. Dept. Int., Washington, D.C. 13. Klett, A.T., H.F. Duebbert, and G.L. Heismeyer. 1984. Use of seeded native grasses as nesting cover by ducks. Wildl. Soc. Bull. 12: 134-138. 14. Klett, A.T., T.L. Shaffer, and D.H. Johnson. 1988. Duck nest success in the prairie pothole region. J. Wildl. Manage. 52: 431-440. 15. Lokemoen, J.T., H.F. Duebbert, and D.E. Sharp. 1984. Nest spacing, habitat selection, and behavior of waterfowl on Miller Lake Island, North Dakota. J. Wildl. Manage. 48: 309-321. 16. Luttschwager, K.A., and K.F. Higgins. 1991. Some sociological and ecological effects of the Conservation Reserve Program in the Northern Great Plains. In L. A. Joyce, J. E. Mitchell, and M. D. Skold, (eds.), The conservation reserveYesterday, today and tomorrow. Washington, D.C. USDA Forest Serv., Gen. Tech. Rep. RM-203. 17. Milliken, G.A., and D.E. Johnson. 1984. Analysis of Messy Data. Vol. 1: Designed Experiments. Van Nostrand Reinhold, New York, NY. 18. Moyle, J.B., ed. 1964. Ducks and land use in Minnesota. Minn. Dept. Conserv. Tech. Bull. 8. 19. Robel, R.J., J.N. Briggs, A.D. Dayton, and L.C. Hulbert. 1970. Relationships between obstruction measurements and weight of grassland vegetation. J. Range Manage. 23: 295-297. 20. SAS Institute, Inc. 1987. SAS/STAT Guide for Personal Computers, Version 6 Edition. SAS Institute, Cary, N.C. 21. Smith, A.G., J.H. Stoudt, and J.B. Gollop. 1964. Prairie potholes and marshes. In J. P. Linduska (ed.), Waterfowl tomorrow. U.S. Fish Wildl. Serv. Washington, D.C. 22. Snedecor, G.W., and W.G. Cochran. 1980. Statistical Methods. Seventh ed. Iowa State Univ. Press, Ames. 23. Stewart, R.E., and H.A. Kantrud. 1971. Classification of natural ponds and lakes in the glaciated prairie region. Fish Wildl. Serv. Resour. Publ. 92. U.S. Dept. Int., Washington, D.C.