FONING RAMSONG, A. Vegetative Propagii.tion of <I>Cinchona ledgeriana</I> Moens. by Modified Mound and Trench Layerage Methods. Indian Forester, [S. l.], v. 93, n. 11, p. 760–762, 1967. DOI: 10.36808/if/1967/v93i11/25727. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/25727. Acesso em: 4 dec. 2025.