PARTELLI, Fábio Luiz; VIEIRA, Henrique Duarte; MARTINS, Marco Antônio. Nutritional diagnosis of the organic conilon coffee trees (Coffea canephora Pierre ex Froehn): suffiency range approach for leaves and soil. Coffee Science - ISSN 1984-3909, [S. l.], v. 1, n. 1, p. p. 43–49, 2007. Disponível em: https://coffeescience2.ufla.br/index.php/Coffeescience/article/view/18. Acesso em: 21 oct. 2026.