NUALSRI, L. Studies on Root Distribution of Rubber Tree by Using P32 . Thai Agricultural Research Journal, [S. l.], v. 9, n. 2, p. 102, 1991. Disponível em: https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/242380. Acesso em: 1 oct. 2026.