2012 ©
             Publication
Journal Publication
Research Title Effect of Organic Trace Minerals Supplement during Pre- and Postpartum Dairy Cows on Parturition, Incidence of Retained Fetal Membranes, First Estrus and Ovulation 
Date of Distribution 8 April 2014 
Conference
     Title of the Conference การประชุมวิชาการสัตวศาสตร์แห่งชาติครั้งที่ 3 
     Organiser ภาควิชาสัตวศาสตร์และสัตว์น้ำ คณะเกษตรศาสตร์ มหาวิทยาลัยเชียงใหม่ ร่วมกับ คณะสัตวศาสตร์และเทคโนโลยี มหาวิทยาลัยแม่โจ้ 
     Conference Place ณ โรงแรมเซ็นทาราดวงตะวัน จังหวัดเชียงใหม่ 
     Province/State เชียงใหม่ 
     Conference Date 8 April 2014 
     To 10 April 2014 
Proceeding Paper
     Volume
     Issue ฉบับพิเศษ 2 
     Page 35-38 
     Editors/edition/publisher  
     Abstract The objective was to evaluate the effect of organic trace minerals supplement during pre- and postpartum dairy cows on parturition, incidence of retained fetal membranes, first estrus and ovulation. Prepartum Holstein dairy cows (n=15) were randomly allocated to either control (C) or organic trace minerals (OM, Bioplex®) supplemented (5 g/h/d) diets. All cows were fed the same diet, except for the source of supplemental Bioplex®, as a total mixed ration (TMR). Treatments were initiated 21 days before the expected calving date and continued through 21 days of postpartum. There was no significant difference in percentage of retained fetal membranes (33.3 and 0%, for C and OM group; P>0.05). However, placental expulsion period in the control cows was longer than the OM group (21.7±5.9 and 3.1±0.2 hours, P<0.05). In addition, percentage of cows exhibiting estrous behavior and ovulation, day of first estrus and parturition scores were significantly different between groups (P<0.05). This study indicates that organic trace minerals supplementation had a positive effect on parturition, estrus and ovulation, day of first estrus, and reduction placental expulsion period in dairy cows. 
Author
567030010-9 Miss VILAIVAN KHANTHUSAENG [Main Author]
Agriculture Doctoral Degree

Peer Review Status มีผู้ประเมินอิสระ 
Level of Conference ชาติ 
Type of Proceeding Full paper 
Type of Presentation Oral 
Part of thesis true 
Presentation awarding false 
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