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Thaier Ismail M, مصطفى, Saber Saber Mohammed ali H, حسین. Pollution by crude oil and used engine oil and their impact on growth and concentration of some nutrients elements of flax and safflower plants. EDUSJ [Internet]. 2022 Sep. 1 [cited 2025 Aug. 4];31(3):54-65. Available from: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17396