Atif Rehan Comparative efficacy of GnRH & hCG on ovulation induction for enhancement of breeding performance of donkey mares under subtropical conditions of Pakistan / Atif Rehan - Islamabad: Allama Iqbal Open University, 2025. - xv, 48p. HB MPhil Thesis Subjects--Topical Terms: Donkeys--Breeding--PakistanDonkeys--Reproduction--PakistanOvulation--StimulationGonadotropin-releasing hormoneHuman chorionic gonadotropinVeterinary endocrinologyDissertations, Academic--MPhil Livestock Management Dewey Class. No.: 636.18072 / ATC