The Effect of Giving NPK and Biochar from Palm Oil Fronds on Palm Oil Main Nursery Seedlings: NPK and Biochar from Palm Oil Fronds on Palm Oil Main Nursery Seedlings. TROPICAL WETLAND JOURNAL, [S. l.], v. 10, n. 2, p. 19–29, 2025. DOI: 10.20527/twj.v10i2.132. Disponível em: https://twj.ulm.ac.id/index.php/twj/article/view/132. Acesso em: 5 aug. 2025.