Northern Prairie Wildlife Research Center
Geissler, P. H., and J. R Sauer. 1990. Topics in route-regression analysis. Pages 54-57 in J. R. Sauer and S. Droege, editors. Survey designs and statistical methods for the estimation of avian population trends. U.S. Fish and Wildlife Service, Biological Report 90(1). King, J. W. 1991. Effects of the Conservation Reserve Program on selected wildlife populations in southeast Nebraska. Unpublished M.S. Thesis. University of Nebraska, Lincoln, Nebraska. 39 pp. Robbins, C. S., D. Bystrak, and P. H. Geissler. 1986. The breeding bird survey: Its first fifteen years, 1965-1979. U.S. Fish and Wildlife Service Resource Publication 157. 196 pp. Stewart, R. E., and H. A. Kantrud. 1972. Population estimates of breeding birds in North Dakota. Auk 89:760-788.