Agriculture Faculty of Sriwijaya University has organized Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) on September 29th, 2021 in Palembang, Indonesia. The objective of SAC-SAFSE presented the latest state of the arts related to Sustainable Environment, Agriculture and Farming System.As we all might have also seen in the last decade that there has been a quickening of the pace of research and scholarship among both social and natural scientists, as well as among policymakers and activists. To this end, with the support of by Agriculture Faculty, Universitas Sriwijaya, Indonesia and co-organized by Kasetsart University, Thailand; SEARCA Southeast Asia; and Murray State University, USA, organize Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System. The SAC-SAFSE was held to bring together social and natural scientists, and environmental activists to discuss results from ongoing research projects, to find ways to enhance the exchange of knowledge among disciplines, and to establish global partnership both in research and business. We also would like to underline that the SAC-SAFSE would be an annual agenda of Agriculture Faculty, Universitas Sriwijaya. Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) 2021 was implemented virtually, this is because the cov-19 pandemic is still spreading. The conference was perform using zoom. The Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) event is virtually implemented using Zoom breakout room with a model that all invited speakers and presenters are given time to present their material for 10 minutes followed by question and answer session, through chat forums and Q&A forums provided by the Zoom application and also direct questioning system. Overall, the conference took 10 hours, initially from registration into closing ceremony. The participation of the keynote speakers, invited speakers, and participants were originally from inside and outside countries such as Malaysian, Thailand, Philippines, Vietnam, Sri Lanka, Japan, US, and various regions in Indonesia Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) 2021 was supported by stable internet network system and a zoom application. It met several technical obstacles encountered by the participants, such as difficulty to present their PPT and video. The virtual conference has weakness due to less interaction between participants.The Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) 2021 committee received 94 manuscripts and a total of 91 papers were presented and discussed. The papers were authored by researchers Indonesia, Malaysian, Thailand, Philippines, Vietnam, Sri Lanka, Japan, US. All papers have been reviewed to be given critical comments and improvements by a panel of reviewers as purpose enhancing quality of the papers. There were 69 papers were selected and eligible to be published in the proceeding as results of review process.We sincerely express our gratitude to the international/national advisory committee, presenters, participants, contributors of Sriwijaya Conference on Sustainable Environment, Agriculture and Farming System (SAC-SAFSE) 2021. High appreciation to the whole committee team for their excellence in managed and organized all parts of this conference even though should face some obstacles due to pandemic condition. The hard works by the Organizing Committee are also highly appreciated. We also express our sincere gratitude to all sponsors, i.e. BNI and BKS Barat. Last but not the least, we are thankful to IOP EES Conference Series for producing the proceeding.Palembang, 29th September 2021Dean of Agriculture Faculty Universitas SriwijayaDr. Ir. A. Muslim, M.AgrList of titles Advisory Committee, Scientific Committee, Local Committee, Editors are available in this Pdf.