IDENTIFICATION AND MAPPING OF CRITICAL LAND LEVELS IN THE KRUENG LANGSA WATERSHED USING GEOGRAPHIC INFORMATION SYSTEM: IDENTIFIKASI DAN PEMETAAN TINGKAT LAHAN KRITIS DI DAERAH ALIRAN SUNGAI KRUENG LANGSA MENGGUNAKAN SISTEM INFORMASI GEOGRAFIS. ROCE : Jurnal Pertanian Terapan, [S. l.], v. 3, n. 1, 2026. DOI: 10.71275/roce.v3i1.144. Disponível em: https://jurnal.rocewisdomaceh.com/index.php/roce/article/view/144.. Acesso em: 5 feb. 2026.