TY - RPRT TI - A simple high performance liquid chromatography method for analyzing paraquat in soil solution samples. AU - Ying Ouyang AU - Robert S Mansell AU - Peter Nkedi-Kizza DO - 10.2134/jeq2004.4060 UR - https://pubmed.ncbi.nlm.nih.gov/14964398/ ID - 14964398 ER -