Juita, N., Iskandar, . and Sudarsono, . 2017. Characteristic and Genesis of Black and Red Soil Vertisol in Jeneponto Regency. JOURNAL OF TROPICAL SOILS. 21, 2 (Feb. 2017), 123–128. DOI:https://doi.org/10.5400/jts.2016.v21i2.123-128.