PURBA, Mahardika. KARAKTERISTIK SIFAT KIMIA TANAH DI BAWAH TEGAKAN KELAPA SAWIT DI PT. PP. LONDON SUMATRA INDONESIA, TBK (SEI MERAH ESTATE). Agroprimatech, [S. l.], v. 2, n. 2, p. 46–57, 2021. Disponível em: http://139.162.50.187/index.php/Agroprimatech/article/view/774. Acesso em: 3 apr. 2026.