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Effect of duration of biostimulation on oestrus expression, resumption of ovarian activity, conception rate and peripheral cortisol level in postpartum anoestrus Nili-Ravi buffalo during low breeding season (Buffalo Bulletin,39(4))
Asif Ghumman - ไม่ระบุหน่วยงาน
ชื่อเรื่อง (EN): Effect of duration of biostimulation on oestrus expression, resumption of ovarian activity, conception rate and peripheral cortisol level in postpartum anoestrus Nili-Ravi buffalo during low breeding season (Buffalo Bulletin,39(4))
ผู้แต่ง / หัวหน้าโครงการ (EN): Asif Ghumman
หน่วยงานสังกัดผู้แต่ง (EN): Islamabad (Pakistan). Pakistan Agriculture Research Council. Livestock Research Station
บทคัดย่อ (EN): The aim of experiment was to evaluate whether biostimulation by mature intact bull to anoestrus buffalo alters breeding performance associated with CIDR based oestrus synchronization protocol during low breeding season. Anoestrus buffalo that had calved 170.0+-10.6 (132 to 208) days before the start of the trial, were either exposed to bull (n=30, BE) or not exposed to bull (n=10, BN) for 12 days after CIDR placement (day 0). Animals received PGF 2 alpha on day 9, CIDR was removed on day 10 and Timed AI (TAI) was performed with frozen thawed semen at 48 and 60 h after CIDR removal. Buffalo were observed for oestrus detection twice daily for three days after CIDR removal. Blood sampling was done on day 9, 12 and 20 of the experiment to monitor the progesterone and cortisol levels (5 per group). Pregnancy test was done 60 days after insemination. Oestrus expression was noted in 68.97 percent (BE) and 60 percent (BN) animals (P GT 0.05). Progesterone rise above 1 ng/ml on day 20 was recorded in 4/5 (80 percent) in BE group and 2/5 (40 percent) in BN group (P GT 0.05). Conception rate was 37.9 percent (11/29) and 30 percent, (3/10) in BE and BN groups respectively (P GT 0.05). It is concluded that CIDR and fixed time artificial insemination can be used to overcome partially the problem of anoestrus and seasonality in buffalo. However, biostimulation in CIDR treated anoestrus buffalo did not increase the number of ovulating/oestrus buffalo during low breeding season probably due to a shorter exposure period (only 12 days) to bull.
บทคัดย่อ: ไม่พบข้อมูลจากหน่วยงานต้นทาง
ภาษา (EN): en
เอกสารแนบ (EN): https://kukr.lib.ku.ac.th/db/kukr/search_detail/result/406489
เผยแพร่โดย (EN): มหาวิทยาลัยเกษตรศาสตร์ สำนักหอสมุด ฝ่ายสารสนเทศ
คำสำคัญ (EN): Pakistan
หากไม่พบเอกสารฉบับเต็ม (Full Text) โปรดติดต่อหน่วยงานเจ้าของข้อมูล

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Effect of duration of biostimulation on oestrus expression, resumption of ovarian activity, conception rate and peripheral cortisol level in postpartum anoestrus Nili-Ravi buffalo during low breeding season (Buffalo Bulletin,39(4))
Asif Ghumman
มหาวิทยาลัยเกษตรศาสตร์ สำนักหอสมุด ฝ่ายสารสนเทศ
ไม่ระบุวันที่เผยแพร่
Conception rate in postpartum anoestrus buffaloes treated with different synchronization protocols (Buffalo Bulletin,39(2)) Effect of thioglycol on fertility of frozen Nili-Ravi buffalo semen (Buffalo Bulletin (Thailand),35(2)) Cryptosporidiosis in buffalo calves (Buffalo Bulletin,39(2)) Effect of antioxidant additives on freezability of buffalo spermatozoa (Buffalo Bulletin,39(3)) Effects of some environmental sources of variation on birth weight in Nili-Ravi buffalo calves (Buffalo Bulletin,39(1)) Effect of calving season and climatic factors on age at puberty, service period and successful mating in Nili-Ravi buffalo (Buffalo Bulletin,40(3)) Effect of mineral supplementation on involution, post-partum ovarian activity and conception rate in Marathwadi buffaloes (Buffalo Bulletin (Thailand),35(2)) Cervical oesophageal obstruction in a she-buffalo (Buffalo Bulletin,39(4)) β(1,4)-Galactosyltransferase-I gene polymorphisms in Pakistani Nili Ravi buffalo (Buffalo Bulletin (Thailand),35(3)) Dystocia due to simultaneous presentation of twins in Nili Ravi buffalo (Buffalo Bulletin,38(3))
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