1 dataset found for "Powell Bill"
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Federal
Morphological and genetic data for Phragmites australis along the Colorado River and in tributaries from southern Utah to west-central Arizona
Department of the Interior —
These data were compiled to provide land-management relevant information on the native and nonnative subspecies (subsp.) of Phragmites australis (subsp. americanus...
1 dataset found for "Powell Bill"