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  1. Biochar can be a suitable replacement for Sphagnum peat in nursery production of Pinus ponderosa seedlings

    We replaced a control peat medium with up to 75% biochar on a volumetric basis in three different forms (powder, BC; pyrolyzed softwood pellets, PP; composite wood-biochar pellets, WP), and under two supplies of nitrogen fertilizer (20 or 80 mg N) subsequently grew seedlings with a comparable morphology to the control. Using gravimetric methods to determine irrigation...

    Author(s):
    R. Kasten Dumroese; Jeremiah R. Pinto; Juha Heiskanen; Arja Tervahauta; Katherine G. McBurney; Deborah S. Page-Dumroese; Karl Englund
    Year:
    2018
    Keywords:
    bulk density, nursery production, growing media, nutrients, porosity, reforestation
    Source:
    Forests. 9: 232.
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