@article{394046,
      recid = {394046},
      author = {Schroth, G. and Sinclair, Fergus L.},
      title = {Trees, crops, and soil fertility concepts and research  methods / [electronic resource] :},
      publisher = {CABI Pub.,},
      address = {Wallingford, Oxon, UK ;},
      pages = {xii, 437 p. :},
      year = {2003},
      url = {http://library.usi.edu/record/394046},
}