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猪内源性粪氮损失影响因素的研究进展
引用本文:张鹤亮,李德发,谯仕彦,贺永惠,张兆琴.猪内源性粪氮损失影响因素的研究进展[J].动物营养学报,2007,19(Z1).
作者姓名:张鹤亮  李德发  谯仕彦  贺永惠  张兆琴
作者单位:1. 中国农业大学动物科技学院,北京,100094;河北北方学院动物科技学院,张家口,075000
2. 中国农业大学动物科技学院,北京,100094
3. 河北北方学院动物科技学院,张家口,075000
摘    要:回肠内源氮或内源性粪氮损失是影响蛋白质表观消化率、增加动物粪氮排泄量的重要因素。本文对猪采食量、体重、生理状态、饲粮抗营养因子、蛋白质数量和类型、日粮纤维以及肠道细菌等因素对回肠内源氮或内源性粪氮损失影响的研究进展进行了综述。

关 键 词:  回肠内源氮  影响因素

Recent Advances in Studies of Factors Affecting Endogenous Ileal Nitrogen Loss in Pigs
ZHANG He-liang,LI De-fa,QIAO Shi-yan,HE Yong-hui,ZHANG Zhao-qin.Recent Advances in Studies of Factors Affecting Endogenous Ileal Nitrogen Loss in Pigs[J].Acta Zoonutrimenta Sinica,2007,19(Z1).
Authors:ZHANG He-liang  LI De-fa  QIAO Shi-yan  HE Yong-hui  ZHANG Zhao-qin
Abstract:Endogenous nitrogen loss in digestive gut is an important factor affecting apparent digestibility of protein and increasing feces nitrogen excrement.Endogenous nitrogen loss is affected by some factors,such as feed intake,body weight,physiological state,anti-nutritional factors content,dietary protein level and protein type,dietary fiber and bacteria in gut.The article reviewed the recent advance in studies of these factors affecting endogenous ileal nitrogen loss in pigs.
Keywords:Pigs  Endogenous ileal nitrogen  Factors
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