PENGARUH PREGNANT MARE'S SERUM GONADOTROPIN (PMSG) DAN PROSTAGLANDIN (PGF2-a) TERHADAP PEMATANGAN TELUR DAN OVULASI IKAN LELE DUMBO (Clarias gariepinus BURCHELL) - The Effect Pregnant Mare's Serum Gonadotropin (PMSG) and - Perpustakaan UGM, i-lib ([Yogyakarta] : Fakultas Farmasi UGM, 2000)