TY - RPRT TI - Using nitrogen-15 to quantify vegetative buffer effectiveness for sequestering nitrogen in runoff. AU - A Bedard-Haughn AU - K W Tate AU - C van Kessel DO - 10.2134/jeq2004.2252 UR - https://pubmed.ncbi.nlm.nih.gov/15537948/ ID - 15537948 ER -