Paiva, João Rodrigues de, Paulo de Souza Gonçalves, and Afonso Celso Candeira Valois. “Preliminary Assessment of Some New Rubber Tree Clones in Manaus (AM)”. Pesquisa Agropecuaria Brasileira 18, no. 2 (April 16, 2014): 147–158. Accessed November 12, 2025. https://apct.sede.embrapa.br/pab/article/view/15171.