Asbur Y, Pulungan RJ, Purwaningrum Y, Rahayu MS, Siregar C, Kusbiantoro D, Khairunnisyah K. Improvement of Soil Chemical Properties and Growth of TM-1 Oil Palm with Combination of Inorganic-Organic Fertilizer and Asystasia gangetica (L.) T. Anderson as Cover Crop. J. Penelitian Kelapa Sawit [Internet]. 2023Apr.13 [cited 2024Dec.22];31(1):25-2. Available from: http://jurnalkelapasawit.iopri.org/index.php/jpks/article/view/198