Nathiang, P. (2019) “[Retracted Article] Development of Rice Seed Dropping Machine for Paddy Field with Local Farmer Participation in Uttaradit Province”, Area Based Development Research Journal, 11(3), pp. 218–233. Available at: https://so01.tci-thaijo.org/index.php/abcjournal/article/view/192563 (Accessed: 25 April 2024).