MUHDI. THE QUANTIFYING OF BIOMASSA AT OIL PALM PLANTATION IN LANGKAT, NORTH SUMATERA. Jurnal Online Pertanian Tropik, [S. l.], v. 2, n. 1, p. 17–28, 2015. DOI: 10.32734/jopt.v2i1.2875. Disponível em: https://talenta.usu.ac.id/jpt/article/view/2875. Acesso em: 23 aug. 2025.