@article{Benjamin:137178,
      recid = {137178},
      author = {Benjamin, Gary L.},
      title = {Agricultural Letter},
      journal = {Agricultural Letter},
      address = {1991-05-03},
      number = {820-2016-53337},
      series = {1811},
      pages = {2},
      month = {May},
      year = {1991},
      url = {http://ageconsearch.umn.edu/record/137178},
      doi = {https://doi.org/10.22004/ag.econ.137178},
}