PINTO, Clayton Grillo; GUIMARÃES, Rubens José; VILLELA, Gabriel Mendes; SCALCO, Myriane Stella. Critical ranges of levels for primary leaf macronutrient coffee fertirrigated during the first year after planting. Coffee Science - ISSN 1984-3909, [S. l.], v. 8, n. 4, p. 530–538, 2014. Disponível em: https://coffeescience2.ufla.br/index.php/Coffeescience/article/view/523. Acesso em: 21 oct. 2026.