CHAIWANAKUPT, P. Improving Yield and Nitrogen Fixation on Soybean in Thailand. Thai Agricultural Research Journal, [S. l.], v. 15, n. 1, p. 4–23, 1997. DOI: 10.14456/thaidoa-agres.1997.1. Disponível em: https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/236409. Acesso em: 2 oct. 2026.