Santos, Nádia, José Maria Alves, Sandra Catia Uchôa, Natália Oliveira, e José de Anchieta Albuquerque. 2014. “Absorption of Macronutrients by Cassava in Different Harvest Dates and Dosages of Nitrogen”. Revista Ciência Agronômica 45 (4). https://periodicos.ufc.br/revistacienciaagronomica/article/view/84493.