@article{Marshall:163076,
      recid = {163076},
      author = {Marshall, Rush P.},
      title = {The Relation of Season of Wounding and Shellacking to  Callus Formation in Tree Wounds},
      address = {1931-06},
      number = {1488-2016-124116},
      series = {Technical Bulletin},
      pages = {32},
      year = {1931},
      url = {http://ageconsearch.umn.edu/record/163076},
      doi = {https://doi.org/10.22004/ag.econ.163076},
}