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 Yulianti, Ni Luh, Ni Kadek Tia Putri Ana, & I Putu Surya Wirawan. " Penentuan Nilai Optimum Konsentrasi KMnO4 dan Minyak Jarak pada Kemasan Aktif Bioplastik." Jurnal BETA (Biosistem dan Teknik Pertanian) [Online], 12.2 (2024): 241-249. Web. 29 Aug. 2026