Varanini, Zeno, Stefano Cesco, Rossella Monte, Nicola Tomasi, and Roberto Pinton. “Plant Nutrition Between Chemical and Physiological Limitations: Is a Sustainable Approach Possible?”. Italian Journal of Agronomy 3, no. s1 (April 7, 2008): 129–142. Accessed November 23, 2024. https://www.agronomy.it/agro/article/view/ija.2008.1s.129.