@article{Benjamin:137340,
      recid = {137340},
      author = {Benjamin, Gary L.},
      title = {Agricultural Letter},
      journal = {Agricultural Letter},
      address = {1988-05-20},
      number = {820-2016-53276},
      series = {1734},
      pages = {4},
      month = {May},
      year = {1988},
      url = {http://ageconsearch.umn.edu/record/137340},
      doi = {https://doi.org/10.22004/ag.econ.137340},
}