Siti Nurlaela Sustainable Agricultural Extension Study Program
Agricultural Development Polytechnic Yogyakarta-Magelang, Yogyakarta, Indonesia Indonesia
Agricultural Extension and Communication, Department of Agriculture Socio-Economics Study Program, Faculty of Agriculture, Universitas Gadjah Mada Indonesia
Sunarru Samsi Hariadi Agricultural Extension and Communication, Department of Agriculture Socio-Economics Study Program, Faculty of Agriculture, Universitas Gadjah Mada Indonesia