Fields-Johnson, Christopher Warren, John H Fike, John M Galbraith, Rory O Maguire, Susan D Day, Shepard M Zedaker, and Joseph Eric Mathis. 2018. “Pine Sawdust Biochar As a Potential Amendment for Establishing Trees in Appalachian Mine Spoils”. REFORESTA, no. 6 (December): 1-14. https://doi.org/10.21750/REFOR.6.01.54.