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BLM OR Biological Treatments Polygon Hub

Published by Bureau of Land Management | Department of the Interior | Catalog Last Checked: May 20, 2026 at 07:03 PM | Dataset Last Updated: May 19, 2026 at 12:57 PM
BIO_POLY: This dataset represents completed biological land treatments for BLM managed lands in the states of Oregon and Washington. Biological treatments are the introduction of foraging species, predators or parasites to control plant or animal pests, or to selectively suppress or remove vegetation.

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