KONGPANNA, W.; SEERASARN, N.; KEOWAN, B. Factors Affecting Farmer’s Extension Needs of Maize Production for Farmers in Nakhonthai District, Phitsanulok Province. Research and Development Journal, Loei Rajabhat University, [S. l.], v. 20, n. 71, p. 78–86, 2025. Disponível em: https://so05.tci-thaijo.org/index.php/researchjournal-lru/article/view/275673. Acesso em: 7 oct. 2026.