Sawatchid, T. (2021). Transferring Knowledge in Planting Soil-Mixed Production to Farmer Group in Area of Ban Thi Sub-district, Ban Thi District, Lumpoon Province. Academic Journal of MBU; Lanna Campus, 10(1), 27-36. Retrieved from https://so01.tci-thaijo.org/index.php/mbulncjournal/article/view/245890