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 MARDHATILLAH, Hidayah; EFRIZAL, Efrizal; RAHAYU, Resti. THE EFFECT OF BROILER CHICKEN PITUITARY EXTRACT IN SPEEDING UP THE OVULATION RESPONSE OF KOI FISH Cyprinus carpio L.. Metamorfosa: Journal of Biological Sciences, [S.l.], v. 5, n. 1, p. 28-35, mar. 2018. ISSN 2655-8122. Available at: <https://ojs.unud.ac.id/index.php/metamorfosa/article/view/38462>. Date accessed: 10 sep. 2026. doi: https://doi.org/10.24843/metamorfosa.2018.v05.i01.p05.