WATANESK, O. Effect of Gibberellin (GA3) and Urea on Hybrid Rice Seed Production. Thai Agricultural Research Journal, [S. l.], v. 16, n. 3, p. 172–177, 1998. DOI: 10.14456/thaidoa-agres.1998.16. Disponível em: https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/234544. Acesso em: 1 oct. 2026.