De Maria S, Rivelli AR. Trace element accumulation and distribution in sunflower plants at the stages of flower bud and maturity. Ital J Agronomy [Internet]. 2013 Feb. 26 [cited 2025 Jun. 13];8(1):e9. Available from: https://agronomy.pagepress.org/index.php/agro/article/view/ija.2013.e9