@article{Francl:138902,
      recid = {138902},
      author = {Francl, Terry},
      title = {Agricultural Letter},
      journal = {Agricultural Letter},
      address = {1976-03},
      number = {820-2016-53090},
      series = {1368},
      pages = {1},
      year = {1976},
      url = {http://ageconsearch.umn.edu/record/138902},
      doi = {https://doi.org/10.22004/ag.econ.138902},
}