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添加剂对苜蓿草渣青贮饲料品质的影响
引用本文:薛艳林,白春生,玉柱,孙杰,单战,孙娟娟.添加剂对苜蓿草渣青贮饲料品质的影响[J].草地学报,2007,15(4):339-343.
作者姓名:薛艳林  白春生  玉柱  孙杰  单战  孙娟娟
作者单位:中国农业大学动物科技学院,北京,100094;内蒙古自治区农牧业科学院草原研究所,呼和浩特,010030;中国农业大学动物科技学院,北京,100094;内蒙古自治区农牧业科学院草原研究所,呼和浩特,010030
基金项目:引进国际先进农业科学技术滚动项目
摘    要:为了研究不同添加剂对苜蓿草渣青贮饲料品质的影响,分别设置对照组、蔗糖(2%、3%、3.5%)、玉米粉(5%、7.5%、10%)、甲酸(0.2%、0.3%、0.4%)、乳酸菌(2.5g/t)、乳酸菌 蔗糖(2.5 g/t 2%、2.5 g/t 3%、2.5g/t 3.5%)、乳酸菌 玉米粉(2.5 g/t 5%、2.5 g/t 7.5%、2.5 g/t 10%)17个处理组,调制草渣青贮饲料.结果表明:草渣直接青贮饲料发酵品质较差;蔗糖、玉米粉和甲酸可以改善青贮饲料的发酵品质;单独添加乳酸菌不能提高青贮饲料品质;乳酸菌分别与蔗糖和玉米粉混合使用,与二者单独添加相比较,其青贮饲料的发酵品质和营养成分同样也未得到改善.

关 键 词:苜蓿  草渣  青贮  添加剂  发酵品质
文章编号:1007-0435(2007)04-0339-05
收稿时间:2006-04-10
修稿时间:2006-04-102007-01-22

Effects of Different Additives on the Silage Quality of Alfalfa Fibrous Residues
XUE Yan-lin,BAI Chun-sheng,YU Zhu,SUN Jie,SHAN Zhan,SUN Juan-juan.Effects of Different Additives on the Silage Quality of Alfalfa Fibrous Residues[J].Acta Agrestia Sinica,2007,15(4):339-343.
Authors:XUE Yan-lin  BAI Chun-sheng  YU Zhu  SUN Jie  SHAN Zhan  SUN Juan-juan
Institution:1. College of Animal Science and Technology, China Agricultural University, Beijing 100094, China~ 2. Institute of Grassland Sciences, Inner Mongolia Academy of Agricultural and Animal Sciences, Huhhot, Inner Mongolia 010030, China
Abstract:Alfalfa fibrous residues(AFR) were ensiled with different additives,in order to study the effects of different additives on the silage quality of alfalfa fibrous residues.There were 17 treatments including control,sucrose(2%,3%,3.5%),corn flour(5%,7.5%,10%),formic acid(0.2%,0.3%, 0.4%),lactic acid bacteria(2.5 g/t),lactic acid bacteria sucrose(2.5 g/t 2%,2.5 g/t 3%,2.5 g/t 3.5%) and lactic acid bacteria corn flour(2.5 g/t 5%,2.5 g/t 7.5%,2.5 g/t 10%).The results show that the fermentation quality of control was poor;sucrose,corn flour and formic acid improved the fermentation quality;lactic acid bacteria did not improve the silage quality of the AFR silage;lactic acid bacteria combined with sucrose or corn flour didn't improve the quality of AFR silage compared with the addition alone of sucrose or corn flour,respectively.
Keywords:Alfalfa  Fibrous residues  Silage  Additives  Fermentation quality
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