Supot Faungfupong, Juangjun Duangpatra, Gunching Siriwitayawan, and Surapolg Choachong. “Influence of Sweet Corn Seed Vigors on Yield and Optimum Seeding Rate”. Agriculture and Natural Resources 27, no. 4 (December 30, 1993): 401–411. accessed August 28, 2026. https://li01.tci-thaijo.org/index.php/anres/article/view/241649.