Guideline for monitoring populations of neotropical migratory birds on National Forests System Lands : monitoring task group report.
| Formato: | Libro |
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| Lenguaje: | English |
| Publicado: |
Washington, D.C. :
United States Department of Agriculture ,
1993.
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| Materias: |
| Descripción Física: | 35 páginas. |
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