Bettiol, Wagner, and Tasso Leo Krügner. 2014. “Influence of Organic Matter on the Formation of Ectomicorrhizae by Pisolithus Tinctorius and Thelephora Terrestris With Pinus”. Pesquisa Agropecuaria Brasileira 21 (6): 619-24. https://doi.org/10.1590/S1678-3921.pab1986.v21.14848.