Books by Leon D. Johnson:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Johnson, Leon D.: The control of aquatic and marginal weeds II : notes and abstracts from the 8th annual meeting of the Weed Science Society of America (Dept. of Natural Resources, Bureau of Research and Planning, 1968), also by University of Wisconsin--Madison. Libraries and Wisconsin. Dept. of Natural Resources (page images at HathiTrust)- Johnson, Leon D.: The control of aquatic and marginal weeds : notes and abstracts from the 7th annual meeting of the Weed Science Society of America (Conservation Department, Research and Planning Division, 1967), also by University of Wisconsin--Madison. Libraries and Wisconsin. Conservation Dept. Research and Planning Division (page images at HathiTrust)
- Johnson, Leon D.: Growth of known-age muskellunge in Wisconsin: and validation of age and growth determination methods (Dept. of Natural Resources, 1971), also by Wisconsin. Dept. of Natural Resources (page images at HathiTrust)
Find more by Leon D. Johnson at your library, or elsewhere.