Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Suraida, S., Syefrinando, B., Alfian, A., & Fistoni, F. (2021). Analysis of Lead (Pb) and Cadmium (Cd) in water spinach (Ipomoea aquatica Forks.) in a swamp with domestic wastewater. Jurnal Biologi Udayana, 25(2), 130-136. doi:10.24843/JBIOUNUD.2021.v25.i02.p04