@article{Department:286329,
      recid = {286329},
      author = {Research Department},
      title = {Agricultural Letter},
      journal = {Agricultural Letter},
      address = {1957-10-11},
      series = {426},
      month = {Oct},
      year = {1957},
      url = {http://ageconsearch.umn.edu/record/286329},
      doi = {https://doi.org/10.22004/ag.econ.286329},
}