“Effect of Chelate Iron Addition And Cyanobacteria on Growth and Active Substances of Celery Plant (Apium Graveolens L.)”. Tikrit Journal of Pure Science 20, no. 1 (February 8, 2023): 33–41. Accessed November 8, 2026. https://www.tjpsj.org/index.php/tjps/article/view/1132.