Analysis of White Pepper Farming Financial Feasibility with Good Agricultural Practices (GAP) Method and Pepper Powder Business Feasibility in Bangka Belitung Islands Province: Analisis Kelayakan Finansial Usahatani Lada Putih (Muntok White Pepper) dengan Metode GAP dan Kelayakan Usaha Lada Bubuk di Provinsi Kepulauan Bangka Belitung. JIA. 2019;1(1):12-26. doi:10.33019/jia.v1i1.947