@misc{indiciaef510fb0a849b, title = {Effect of variable annual precipitation and nutrient input on nitrogen and phosphorus transport from two Midwestern agricultural watersheds}, author = {Stephen J. Kalkhoff and Laura E. Hubbard and Mark D. Tomer and D.E. James}, year = {2016}, doi = {10.1016/j.scitotenv.2016.03.127}, url = {https://pubs.usgs.gov/publication/70170086}, note = {Source identifier: 70170086} }