Effect of sewage sludge and city waste compost on content of soil and wheat (sham3)of Cr,Cd, pb. مجلة للعلوم الزراعية [Internet]. 2021 Nov. 14 [cited 2026 Jun. 18];37(3(2). Available from: https://journal.damascusuniversity.edu.sy/index.php/agrj/article/view/1955