DOAN, N. P. N.; T. HA, P. Using 15N Isotope Technique for Study the Balance of Nitrogen Fertilizer in Young Rubber Tree -Hevea Brasilliencis. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 24, n. 5, p. 325–330, 2015. Disponível em: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4837. Acesso em: 3 jul. 2024.