Irrigation-induced contamination of water, sediment, and biota in the western United States-synthesis of data from the National Irrigation Water Quality ProgramRalph L. Seiler, Joseph P. Skorupa, David L. Naftz, B. Thomas Nolan · First published 2003Open the Tome
Begriffs- und WortbedeutungsentwicklungThomas B. Seiler, Wolfgang Wannenmacher, H. Aebli · First published 1985Open the Tome