Dr. H. J. DerashriGirish Kumar Mishra2017-10-042017-10-042006http://krishikosh.egranth.ac.in/handle/1/5810032175The present research project “Studies on effects of antibiotic treatment and hormonal and herbal supplementation on post-partum uterine involution, ovarian rebound and service period in Holstein Friesian cows” was undertaken on 24 Holstein Friesian cows. The objectives of the study were to observe the effect of antibiotic – Oxytetracycline with foaming action- on genital microflora, uterine involution and resumption of ovarian activity during post-partum period, blood plasma metabolic concentration, micro minerals concentration, Progesterone (P4) hormone concentration on 50th day post-partum and hormonal and herbal (GnRH & Bioheat) compound on induction of oestrus and subsequent conception rate during post-partum periodenVeterinary ObstetricsstudiesThesis