@misc{indiciaeffe0718f74ce,
  title = {Occurrence of pesticides in groundwater underlying areas of high-density row-crop production in Alabama, 2009-2013},
  author = {Heather L. Welch},
  year = {2015},
  doi = {10.3133/sir20155014},
  url = {https://pubs.usgs.gov/publication/sir20155014},
  note = {Source identifier: sir20155014}
}