作者: Albert T Klett , Douglas H. Johnson
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摘要: metric statistical methods. John Wiley & Sons, New York. 503pp. HUDSON, M. S. 1983. Waterfowl production on three age-classes of stock ponds in Montana. J. Wildl. Manage. 47:112-117. KRULL, N. 1970. Aquatic plant-macroinvertebrate associations and waterfowl. 34: 707-718. LARSON, E. AND R. D. TABER. 1980. Criteria sex age. Pages 143-202 Schemnitz, ed. Wildlife management techniques manual. Fourth The Soc., Washington, D.C. RUWALDT, J., JR., L. FLAKE, GATES. 1979. pair use natural manmade wetlands South Dakota. 43:375-383. STREET, 1982. great Linford project: waterfowl research a gravel pit wildlife reserve. 170-180 W. Svedarsky Crawford, eds. values pits. Symp. Proc. Misc. Publ. 17-1982, Agric. Exp. Sta., Univ. Minnesota, St. Paul. WHITMAN, 1976. Impoundments for Can. Serv., Ottawa, Ont., Occas. Pap. 22. 22pp.