Neswati, R., Lopulisa, C., Nathan, M. and Ramlan, A. 2017. Land Suitability Index for Estimating Sugar Cane Productivity in the Humid Tropics of South Sulawesi Indonesia. JOURNAL OF TROPICAL SOILS. 21, 2 (Feb. 2017), 115–122. DOI:https://doi.org/10.5400/jts.2016.v21i2.115-122.