Nitrapyrin, 6-CPA, and Herbicide Concentrations in Streams in the Midwestern US (March 2016 to June 2017)
Nitrapyrin, a nitrification inhibitor, 6-CPA, a nitrapyrin degradate, and three co-applied herbicides (acetochlor, atrazine, and metolachlor) were measured in water samples from seven streams across Iowa and Illinois. Iowa water samples were collected from March 2016 to June 2017, and Illinois water samples were …