@misc{indiciae3d8ff5606c18,
  title = {Distribution of nitrogen and phosphorus in the conservation areas in south Florida : from July 1972 to June 1973},
  author = {Bradley G. Waller},
  year = {1975},
  doi = {10.3133/wri755},
  url = {https://pubs.usgs.gov/publication/wri755},
  note = {Source identifier: wri755}
}