Effect of GnRH injection at day 6 and 12 after insemination on fertility of Holstein dairy cows during the warm season
1. Effect of GnRH injection at day 6 and 12 after insemination on fertility of Holstein dairy cows during the warm season

E. Dirandeh; A. Rezaei Roodbari; B. Shohreh

Volume 2, Issue 1 , Winter 2014, , Pages 125-131

Abstract
  The objective of this study was to determine the effects of two different time of GnRH injection after artificial insemination (A.I) (d 6 and d 12) on reproductive performances of Holstein ...  Read More