Wongpatsa, Usanee, Lily Kaveeta, Tanee Sriwongchai, and Ornusa Khamsuk. 2014. “Effects of Temperature on Male Sterility of Two Inbred Lines of Hybrid Rice”. Agriculture and Natural Resources 48 (4). Bangkok, Thailand:525-33. https://li01.tci-thaijo.org/index.php/anres/article/view/243377.