A Study on the Assessment of Lead and Copper Elements in a Designated Areas of Agricultural Soil in the City of Benghazi, Libya. SJFSSU [انترنت]. 17 أبريل، 2025 [وثق 7 ديسمبر، 2025];5(1):42-5. موجود في: https://elc2.su.edu.ly/index.php/jsfsu/article/view/3155