Mounira, S., Ibtissem, B. S., Mouna, K., Boujemàa, K., & Boughalleb, N. (2011). Downy Mildew of Sunflowers in Tunisia and evaluation of four fungicides. Research in Plant Biology, 1(5). Retrieved from https://updatepublishing.com/journal/index.php/ripb/article/view/2605