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 N.P.Y, Melati, Lindawati, S.A, AND Miwada, I N.S.. " EVALUASI AKTIVITAS ANTIMIKROBA KEFIR UBI UNGU PADA MASA SIMPAN BERBEDA TERHADAP BAKTERI PATOGEN" Jurnal Peternakan Tropika [Online], Volume 4 Number 1 (1 February 2016)