12 resultados para Bird populations

em University of Michigan


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"This document was prepared by staff biologists Elisabeth Cummings and John L. Trapp" --P. 2.

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Includes bibliographical references.

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Photocopy of typescript.

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Not distributed to depository libraries in a physical form.

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Proceedings of a National Training Workshop, Status and Management of Neotropical Migratory Birds, held at the Estes Park Center, YMCA of the Rockies, in Estes Park, Colorado, 21-25 September, 1992.

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Issues determined by season: spring migration, breeding season, fall migration, winter season.

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Shipping list no.: 95-0092-P.