Journal of Sustainable Agriculture Extension (JoSAE) is a scientific open access journal published by Politeknik Pembangunan Pertanian Manokwari, aims to publish original research results and reviews such as agriculture, animal husbandry and plantation. Journal of Sustainable Agriculture Extension (JoSAE) encompasses a broad range of research topics in extension and socio-economic. Journal of Sustainable Agriculture Extension (JoSAE) is published every six months (March and September). The entire process from submission to publication is done FREE of charge. All articles can be viewed on an OPEN ACCESS basis.