na INLIS000000000000681 20220422023649 0010-0422000011 ta 220422 | | | Ginting, Simon P JURNAL PENELITIAN DAN PETERNAKAN SUNGEI PUTIH (JPPS) : Effect of Pregnant Mare Serum Gonadotrophin (PMSG) Injection on Ovulation rate in ewes / Kepala Sub Balai Penelitian Ternak, Sungei Putih, Sumatera Utara Po.box 1, galang 20585 Sumatera Utara, Indonesia : SUB BALAI PENELITIAN PETERNAKAN SUNGEI PUTIH (JPPS), 1992 45 hlm Batubara, Leo P Pitono, Agung Joko Sembiring, Elianor Karo karo, Setel The effect of Pregnant Mare Serum Gonadotrophin (PMSG) on ovulation rate of ewes was studied at the research institute for animal production, sungai putih, North Sumatera. 0854-0586