Allen C Gellis

3 books

Jun 30, 2014
Cover of Total Nitrogen and Suspended-Sediment Loads and Identification of Suspended- Sediment Sources in the Laurel Hill Creek Watershed, Somerset County, Pennsylvania, Water Years 2010?11

Total Nitrogen and Suspended-Sediment Loads and Identification of Suspended- Sediment Sources in the Laurel Hill Creek Watershed, Somerset County, Pennsylvania, Water Years 2010?11

Mar 1, 2013
Cover of Summary of Suspended-Sediment Data for Streams Draining the Chesapeake Bay Watershed, Water Years 1952-2002

Summary of Suspended-Sediment Data for Streams Draining the Chesapeake Bay Watershed, Water Years 1952-2002

Sep 3, 2011
Cover of Sources, Transport, and Storage of Sediment at Selected Sites in the Chesapeake Bay Watershed

Sources, Transport, and Storage of Sediment at Selected Sites in the Chesapeake Bay Watershed