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The Main Influencing Factors of Milk Urea Nitrogen and its Application in Dairy Production

REN Chun-yan1,2, ZHOU Lin-yun1, BU Deng-pan1, MA Hui1, ZHAO Xiao-wei1,2, LI Fa-di2, HU Ru-xia1,2   

  1. 1. State Key Laboratory of Animal Nutrition,Institute of Animal Sciences, Chinese Academy of Agricultural Sciences,Beijing 100193,China;
    2. College of Animal Science and Technology, Gansu Agricultural University,Lanzhou 730070,China
  • Received:2011-12-01 Online:2012-09-20 Published:2012-09-18

Abstract: Milk urea nitrogen (MUN) had positive effects of evaluate dietary protein requirement,energy nitrogen balance and nitrogen efficiency of diary cattles. This paper reviewed the mechanism of MUN,main effects of MUN production and MUN in dairy cows production,in order to provide a reference for the rational preparation in dairy diets.

Key words: milk urea nitrogen; generation mechanism; influencing factors; application; dairy cows

CLC Number: