Books by Douglas H. Johnson:
![[Info]](https://onlinebooks.library.upenn.edu/info.gif)
Johnson, Douglas H.: Impact of Red Fox Predation on the Sex Ratio of Prairie Mallards, also by Alan B. Sargeant (illustrated HTML at Wayback Machine`)
Additional books by Douglas H. Johnson in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Johnson, Douglas H.: Applications of a simulation model to decisions in mallard management (Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service, 1988., 1988), also by Lewis M. Cowardin, D. W. Sparling, Terry L. Shaffer, and U.S. Fish and Wildlife Service (page images at HathiTrust)- Johnson, Douglas H.: Effects of weather on breeding ducks in North Dakota (Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service, 1984., 1984), also by Merrill C. Hammond and U.S. Fish and Wildlife Service (page images at HathiTrust)
- Johnson, Douglas H.: Lesser and Canadian sandhill crane populations, age structure, and harvest (U.S. Dept. of the Interior, Fish and Wildlife Service, 1979), also by Raymond J. Buller and U.S. Fish and Wildlife Service (page images at HathiTrust)
- Johnson, Douglas H.: A preliminary classification of wetland plant communities in north-central Minnesota (U.S. Dept. of the Interior, Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife :, 1973), also by Lewis M. Cowardin, U.S. Fish and Wildlife Service, and United States. Bureau of Sport Fisheries and Wildlife (page images at HathiTrust)
- Johnson, Douglas H.: Some Bayesian statistical techniques useful in estimating frequency and density (U.S. Dept. of the Interior, Fish and Wildlife Service, 1977), also by U.S. Fish and Wildlife Service (page images at HathiTrust)
Find more by Douglas H. Johnson at your library, or elsewhere.