“ASSESSMENT OF AZADIRACHTA INDICA (L.) IN THE REMOVAL OF HEAVY METAL FROM SOIL CONTAMINATED WITH LEAD POISONING IN ANKA, ZAMFARA STATE”. FUDMA JOURNAL OF SCIENCES 6, no. 6 (January 1, 2023): 138–145. Accessed September 17, 2025. http://162.254.38.185/index.php/fjs/article/view/1138.