@misc{indiciae8ba28cbed69b,
  title = {Seedling growth of Wisconsin fast plants (Brassica rapa) in field environments},
  author = {Valerie Barko and Beth A. Burke and David J. Gibson and Beth A. Middleton},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/70223159},
  note = {Source identifier: 70223159}
}