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通过乳尿素氮含量对奶牛日粮营养状况的评价

There was correlation between blood urea nitrogen and milk urea nitrogen(MUN),so the changing of milk urea nitrogen could reflect the accommodate condition of rumen degraded protein(RDP),rumen undegraded protein(UDP) and energy.Milk urea nitrogen might be used as a management tool to improve management of dairy herd nutrition and monitor the nutritional status of lactating dairy cows,therefore,implementing routine use of milk urea nitrogen on dairy farms could improve management and farm profitability.
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