The aims of this research were to: 1) Analyzed the factors that affect cassava productivity in Martapura District, East Ogan Komering Ulu Regency, 2) analyzed the change of tapioca starch price, from the factory level to the price of farmer cassava in Martapura District, East Ogan Komering Ulu Regency, 3) Known the potential production and constraints agribusiness of cassava in Martapura Distri…