@article{Francl:138713,
      recid = {138713},
      author = {Francl, Terry},
      title = {Agricultural Letter},
      journal = {Agricultural Letter},
      address = {1975-09},
      number = {820-2016-53450},
      series = {1344},
      pages = {1},
      year = {1975},
      url = {http://ageconsearch.umn.edu/record/138713},
      doi = {https://doi.org/10.22004/ag.econ.138713},
}