STUDY OF CHEMICAL POLLUTION WITH HEAVY METALS IN THE TIGRIS RIVER IN SOME AREAS OF WASIT PROVINCE, IRAQ. Web of Agriculture: Journal of Agriculture and Biological Sciences, [S. l.], v. 2, n. 10, p. 5–17, 2024. Disponível em: https://webofjournals.com/index.php/8/article/view/1850. Acesso em: 5 jun. 2026.