TY - RPRT TI - Nutrient concentrations, loads, and yields in the Eucha-Spavinaw Basin, Arkansas and Oklahoma, 2002-09 AU - Rachel A. Esralew AU - Robert L. Tortorelli PY - 2010 DO - 10.3133/sir20105119 UR - https://pubs.usgs.gov/publication/sir20105119 ID - sir20105119 ER -