1. Department of Agribusiness, Faculty of Agriculture, Halu Oleo University, Kampus Bumi Tridarma Anduonohu, Indonesia
2. Department of Agricultural Extension, Faculty of Agriculture, Halu Oleo University, Kampus Bumi Tridarma Anduonohu, Kendari, Indonesia
3. Independent researcher, Ranomeeto, Kabupaten Konawe Selatan, Sulawesi Tenggara, indonesia