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Other Forms: |
Available also in electronic format on the Internet. |
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Bibliography Note: |
Includes bibliographical references (pages 32-48). |
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Action Note: |
will digitize 20120402 Queued for digitization April 2, 2012 miu pda |
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Additional Physical Forms: |
Online version: Kirby, Ronald E. American black duck breeding habitat enhancement in the northeastern United States. Washington, DC : Fish and Wildlife Service, U.S. Dept. of the Interior, [1988] (OCoLC)623905808 |