PERUBAHAN PENGGUNAAN LAHAN DAN PENDAPATAN MASYARAKAT DI KECAMATAN SUMBERJAYA, KABUPATEN LAMPUNG BARAT, PROPINSI LAMPUNG

Total income in Sumberjaya sub-district, West Lampung District, Lampung Province is affected by land usesystem composition. Amount of 150 respondents in three villages Tribudi Sukur, Sukajaya and Simpangsari hadbeen interviewed to get the information of household income. Simulation based on land use change scenarios(scenario 1: 13°/o monoculture coffee; scenario 2: 61°/o multistrata coffee; scenario 3: 23°/o forest; scenario4: 30% forest and scenario 5: 84% forest) were done to predict total community income in different typecomposition. Highest total community income occurred when 61 °/o of total area covered by agroforestry base oncoffee, but the lowest income occurred when 84°/o of area covered by forest. Converting 4°/o of existing shruband 9°/o of monoculture coffee to agroforestry base on coffee will increase 12.1°/o total income. In opposite,reforestation all Sumberjaya sub-district areas, except paddy field, horticulture land and settlement willdecrease 92°/o of total income.