Yeamkong, suphawadee, Ngoc, T. N., Kotom, P., Jaipong, P., Noinumsai, P., Yaemkong, S., & Seema, P. (2018). The Study on Farmers’ Knowledge and Behavior in Using of Chemicals for Protection and Pest Elimination in Pho Thale Sub-district, Pho Thale District, Phichit Province. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University, 12(2), 444–454. Retrieved from https://so01.tci-thaijo.org/index.php/GraduatePSRU/article/view/104645