Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Aslan, Selim; Arslanbas, D; Beindorff, N; Bollwein, Heiner (2011). Effects of induction of ovulation with GnRH or hCG on follicular and luteal blood flow in Holstein-Friesian heifers. Reproduction in Domestic Animals, 46(5):781-786.