S. M Ali H. Effect of irrigation using wastewater on some physiological processes and the concentration of protein and carbohydrates in Portulaca oleracea. JES [Internet]. 1999 Nov. 30 [cited 2025 Sep. 10];24(3):77-90. Available from: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41840