TY - BOOK AU - Wilson, S. A. CN - I 19.76: CY - [Denver, CO] : DA - [1990] ID - 263602 KW - Selenium KW - Irrigation KW - Water quality KW - Water N1 - Cover title. N1 - Distributed to depository libraries in microfiche. PB - U.S Dept. of the Interior, U.S. Geological Survey, PP - [Denver, CO] : PY - [1990] T1 - Total and water extractable selenium in soils and stream sediments, and total selenium in alfalfa from the Marty II study area, South Dakota TI - Total and water extractable selenium in soils and stream sediments, and total selenium in alfalfa from the Marty II study area, South Dakota VL - 90-330 ER -