NAHRAENNI, Wini. PENGARUH KEMIRINGAN LAHAN DAN SISTEM KONSERVASI TERHADAP EFISIENSI USAHATANI KENTANG DATARAN TINGGI. Jurnal Pertanian, [S. l.], v. 3, n. 1, p. 1–12, 2017. DOI: 10.30997/jp.v3i1.585. Disponível em: http://103.127.96.46/index.php/jp/article/view/585. Acesso em: 8 jun. 2026.