POLLUTION LEVEL OF SOME HEAVY METALS IN VEGETABLES PRODUCED THROUGH IRRIGATION FARMING IN GUDINCIN, JIGAWA STATE, NIGERIA. FJS [Internet]. 2025 Feb. 28 [cited 2025 Sep. 3];9(2):186-92. Available from: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/3155