Physical, chemical, and biological data for the Uncompahgre Project area and the Grand Valley, west-central Colorado, 1993-98 /

by Butler, David L. (David Louis), 1946-, Osmundson, Barbara Campbell
Published 2000

Field screening of water, soil, bottom sediment, and biota associated with irrigation drainage in the Dolores Project and the Mancos River basin, southwestern Colorado, 1994 /

by Butler, David L. (David Louis), 1946-, Osmundson, Barbara Campbell, Krueger, Richard P.
Published 1997

Field screening of water, soil, bottom sediment, and biota associated with irrigation drainage in the Dolores Project and the Mancos River basin, southwestern Colorado, 1994.

by Butler, David L. (David Louis), 1946-
Published 1997