Abdallahabadi, Tayyebeh, and Saeid Bakhtiari. “Effect of Sunflower Extract to Control Weeds”. Journal of Research in Biology 7, no. 8 (December 31, 2017): 2393-2400. Accessed December 25, 2024. https://ojs.jresearchbiology.com/index.php/jrb/article/view/459.