Suprapto S. Pengembangan Penangkaran Bibit Lada di Kelompok Tani Desa Sukamarga, Lampung Utara. JPPT [Internet]. 2017 Jul. 24 [cited 2026 Sep. 17];11(2). Available from: https://jurnal.polinela.ac.id/index.php/jppt/article/view/230