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METHOD OF INCREASING REPRODUCTIVE AND PRODUCTIVE QUALITY OF KALMYK CATTLE

机译:提高卡尔梅克牛繁殖和生产质量的方法

摘要

FIELD: agriculture.;SUBSTANCE: method includes free and pasture breeding. These types of breeding are used alternately. 1 servicing bull is let in the herd of 150-160 cows per 45 days, and the mode of using the bull includes a 3-day presence of the servicing bull in the herd and one day of rest. After 45 days of using, the bull is taken out of the herd, and 2-3 bulls with less valuable genetic indicators are let into the same herd, which breed with the remaining open cows throughout the breeding season. The resulting young animals are included in the number of replacement animals.;EFFECT: use of the invention will allow to obtain the largest number of calves with high genetic potential.;3 tbl
机译:领域:农业;实质:方法包括免费和牧场繁殖。这些育种交替使用。每45天让150至160头母牛放牧1只公牛,而使用公牛的方式包括在畜群中饲养3天,休息1天。使用45天后,将公牛从牛群中取出,将2-3头具有较有价值的遗传指标的公牛放到同一牛群中,并在整个繁殖季节与其余开放的牛一起繁殖。所产生的年幼动物包括在替代动物的数量中。效果:本发明的使用将允许获得具有高遗传潜力的最大数量的牛犊。3 tbl

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