Wadt, P. G. S., Novais, R. F. de, Alvarez, V. H., Barros, N. F. de, & Dias, L. E. (1999). Variations on the nutritional status of eucalypt as influenced by the genetic material and age of tree. Pesquisa Agropecuaria Brasileira, 34(10), 1797–1803. https://doi.org/10.1590/S1678-3921.pab1999.v34.5511