CAJ | 학술논문

为了确定补饲高蛋白饲料对产后母牛繁殖性能的效果,选择30头西门塔尔产后母牛在产后90 d内持续补饲高蛋白饲料。利用直肠检查及B超监测技术在母牛产后15 d、30 d、45 d、60 d、90 d时对子宫恢复情况及卵巢状态变化进行检查,并及时记录胎衣、恶露以及发情配种情况。结果表明,产后母牛补饲高蛋白饲料300 g/d,繁殖性能发生了明显的改善。
위료학정보사고단백사료대산후모우번식성능적효과,선택30두서문탑이산후모우재산후90 d내지속보사고단백사료。이용직장검사급B초감측기술재모우산후15 d、30 d、45 d、60 d、90 d시대자궁회복정황급란소상태변화진행검사,병급시기록태의、악로이급발정배충정황。결과표명,산후모우보사고단백사료300 g/d,번식성능발생료명현적개선。
To identify the effects of supplementary high protein feed on the reproductive performance of Simmental postpartum cow, 30 Simmental postpartum cows were selected out to be constantly fed by supplementary high protein feed within 90 days after their delivery. The recovery status of their uteruses and changes of their ovaries were examined by means of rectal palpation and B-ultrasonic monitoring technology respectively at days 15, 30, 45, 60 and 90 after their delivery,and the conditions of afterbirth, lochia and estrus breeding were recorded timely.It is showed that the reproductive performance of postpartum cow is obviously improved when cow is fed by supplementary high protein feed as 300g/day.