Lovelli, Stella, M. Monteleone, G. Posca, and Michele Perniola. “15N-Labelled Fertilizer Recovery by Sweet Sorghum in Mediterranean Climate”. Italian Journal of Agronomy 3, no. 4 (December 13, 2008): 261–266. Accessed August 4, 2025. https://agronomy.pagepress.org/index.php/agro/article/view/ija.2008.261.