EFFECT OF CIDR WITH OR WITHOUT GnRH AND DOUBLE PGF2α BASED ESTRUS SYNCHRONIZATION PROTOCOLS ON ESTRUS RESPONSE AND PREGNANCY PER AI IN NON-DESCRIPT COWS OF THE PUNJAB - M. S. Haider; M. Bilal; H. Ahmed; M. Anwar; A. Sattar; S. M. H. Andrabi1 (Journal of Animal and Plant Sciences, 2017)