Land Suitability Evaluation of Commodities Pre-eminent Plantations in South Katiku Tana District Central Sumba Regency

Abstract

The information availability regions potential is still restricted, so that the necessary review to support development and planning region of the based leading sector agriculture. Research purposes namely specify the commodities Pre-eminent plantations and land suitability class for commodities pre-eminent plantations. This research was conducted in South Katiku Tana Central Sumba Regency on January to April 2017, Methods of analysis used were Location Quotient (LQ), Shift Share Analysis (SSA), matching land characteristics and plant growth requirements, tools analysis Arview ver3.2 and QGIS ver2.8. Results research obtained four commodities pre-eminent plantations namely coconut, coffee, cocoa, and areca nut. Broad grade level to commodities coconut land suitability actual, S1 (very suitable) broadest an area of 6,634.62 ha and S2 (quite suitable) broadest an area 30,136.62 ha. Broad grade level to commodities coffee land suitability actual, S1 (very suitable) broadest an area of 27.096, 7 ha and S2 (quite suitable) broadest an area 9,676.1 ha. Broad grade level to commodities cocoa land suitability actual, S1 (very suitable) broadest an area of 6,632.2 ha and S2 (quite suitable) broadest an area 30,139 ha. Broad grade level to commodities areca nut land suitability actual, S1 (very suitable) broadest an area of 28,102.1 ha and S2 (quite suitable) broadest an area 8,672.04 ha. The factor limiting land use characteristics for four commodities namely drainage, effective depth and slope of the land, the factor limiting Will be repaired class suitability of land potential.