Valerie J Kelly

2 books

Mar 1, 2013
Cover of Century-Scale Perspective on Water Quality in Selected River Basins of the Conterminous United States

Century-Scale Perspective on Water Quality in Selected River Basins of the Conterminous United States

Mar 1, 2013
Cover of Reconnaissance of Land-Use Sources of Pesticides in Drinking Water, McKenzie River, Oregon

Reconnaissance of Land-Use Sources of Pesticides in Drinking Water, McKenzie River, Oregon