, UPN Veteran Jawa Timur, Indonesia
Journal of Degraded and Mining Lands Management Vol. 7 No. 4 (2020) - Research Article
Humic acid characterization in soil from various land uses in Tutur District, Pasuruan Regency of East Java
International Research Centre for the Management of Degraded and Mining Lands (IRC-MEDMIND),
Department of Soil, Faculty of Agriculture, Brawijaya University, Jalan Veteran, Malang 65145, Indonesia.