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Biological research and evaluation proposal : Biological Services Group. October, 1977 /

By: Material type: TextTextPublication details: 1977. Winnipeg, MB : Ducks Unlimited Canada,Description: 86 p. : ill. ; 28 cmOnline resources: Abstract: Production evaluation of DU projects. Application of aerial infrared photography. Optimum island design. Optimum level ditching design.Backflood irrigation. Peat research. Biology of aquatic plants. Burning and water level manipulation. Cookie Cutter evaluation. Interspersion of marsh vegetation.

Production evaluation of DU projects. Application of aerial infrared photography. Optimum island design. Optimum level ditching design.Backflood irrigation. Peat research. Biology of aquatic plants. Burning and water level manipulation. Cookie Cutter evaluation. Interspersion of marsh vegetation.

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