Proceedings
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Main Authors: | , , , |
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Format: | Texto biblioteca |
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Portland, OR (USA) USDA Forest Service, PNW
1992
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Subjects: | PEST INSECTS, INSECT CONTROL, FOREST TREES, ENTOMOLOGY, RESEARCH, EDUCATION, INSECTE NUISIBLE, LUTTE ANTIINSECTE, ARBRE FORESTIER, INSECTOS DANINOS, CONTROL DE INSECTOS, ARBOLES FORESTALES, ENTOMOLOGIE, RECHERCHE, ENTOMOLOGIA, INVESTIGACION, EDUCACION, |
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