D EFHAMI. EFFECT OF INITIAL SPACING ON GAS PERMEABILITY OF <em>POPULUS</em> <em>NIGRA</em> var. <em>BETULIFOLIA</em>. Journal of Tropical Forest Science (JTFS) , [S. l.], v. 23, n. 3, p. 305–310, 2022. Disponível em: https://jtfs.frim.gov.my/jtfs/article/view/628. Acesso em: 2 may. 2024.