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Ecosystem services valuation to support decisionmaking on public lands???A case study of the San Pedro River watershed, Arizona [研究报告]
U.S. Geological Survey. 2012-01-01
Bagstad, Kenneth J. kjbagstad@usgs.gov;  Semmens, Darius;  Winthrop, Rob;  Jaworksi, Delilah;  Larson, Joel
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