EVALUASI SIFAT FISIKA TANAH TYPIC HAPLUDULTS PADA EMPAT GENERASI TANAM KELAPA SAWIT PT SOCFIN INDONESIA DI KEBUN AEK LOBA KABUPATEN ASAHAN. Petrop [Internet]. 2017 Aug. 1 [cited 2026 Feb. 5];4(2):106-13. Available from: https://idjpcr.usu.ac.id/jpt/article/view/3076