Chansri K. The Management Natural and Innovation Agriculture : A case study of a Self Sufficiency Economy Outdoor Center at Ban Nong Bua Thong Tumbon Khuanwan Muang Nongkhai Province. JDSC [internet]. 2021 Apr. 28 [cited 2026 Sep. 1];8(1):417-32. available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/248222