@misc{indiciae9dd815581ccb,
  title = {Hydrologic budget and nitrogen distribution for an agricultural study plot in claypan soil and glacial till near Centralia, Mo.--May 1991 to May 1992},
  author = {Brian P. Kelly and L.N. Plummer},
  year = {1993},
  url = {https://pubs.usgs.gov/publication/70199816},
  note = {Source identifier: 70199816}
}