Use of Leaves as Bio-Indicator to Assess Air Pollution Tolerance Index (APTI) And Elemental Concentration of Heavy Metals at Katsina Central Market Grinding Area, Katsina State-Nigeria. International Journal of Scientific Research in Science and Technology, [S. l.], v. 11, n. 3, p. 679–688, 2024. DOI: 10.32628/IJSRST24113238. Disponível em: https://ijsrst.com/index.php/home/article/view/IJSRST24113238.. Acesso em: 30 jun. 2024.