我们认为，问题的痕量污染正在推行生产过程中不小心的反刍动物饲料含有动物成分的原产地。
We consider the problem of trace contamination being introduced accidentally during the production of ruminants feedstuffs containing constituents of animal origin.
实时PCR对陕西省7个地市生产、经营和使用的反刍动物饲料产品和动物源性饲料产品（原料）进行了牛羊源成分检测调查。
The products of ruminant feed and cattle or sheep-derived feed from the enterprises and farms of 7 districts in Shaanxi province were detected by real-time PCR.
摘要 ：反刍动物由于瘤胃微生物的存在能够分解并利用饲料中的纤维素来提供能量和蛋白质。
Abstract : Ruminants are able to utilize fibrous feed as a source of energy and nutrients due to the ruminal microbes, composed mainly of bacteria, fungi, and ciliate protozoa.
通过适宜的日粮营养补添调控反刍动物瘤胃微生物区系的生长可提高粗饲料的利用效率。
Improving the growth of rumen microorganisms by supplementing some nutrients into ruminant's ration is an essential way to improve the nutritive value of roughage.
通过适宜的日粮营养补添调控反刍动物瘤胃微生物区系的生长可提高粗饲料的利用效率。
Improving the growth of rumen microorganisms by supplementing some nutrients into ruminant's ration is an essential way to improve the nutritive value of roughage.
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