Gorgan University of Agricultural Sciences and Natural Resources Journal of Utilization and Cultivation of Aquatics 2345-427X 1 3 2012 06 21 Effect of Human Chorionic Gonadotropin (HCG) and Carp Pituitary Extract (CPE) on plasma sex steroid hormones, stress parameters levels and spermatozoa quality in Sander lucioperca (pikeperch) Effect of Human Chorionic Gonadotropin (HCG) and Carp Pituitary Extract (CPE) on plasma sex steroid hormones, stress parameters levels and spermatozoa quality in Sander lucioperca (pikeperch) 65 84 1178 FA Journal Article 2013 05 28 https://japu.gau.ac.ir/article_1178_b52e980649e280ef9b21fb06a4050951.pdf