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ID:36785815
大小:1.19 MB
页数:42页
时间:2019-05-15
《半胱胺对猪生长的影响及作用机理研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、湖南农业大学硕士学位论文半胱胺对猪生长的影响及作用机理研究姓名:谢申伍申请学位级别:硕士专业:动物营养与饲料科学指导教师:张石蕊20040601摘要本试验研究了两种不同的半胱胺预混剂(I、1I号)对仔猪生长性能、血液生化指标的影响以及JI号半胱胺预混剂对生长猪主要营养物质表观消化代谢率的影响。1半胱胺对仔猪生长性能和血液生化指标的影响选取平均体重11.71kg的长×大仔猪45头,随机分成3组(A、B、c组),每组3个重复,每个重复5头猪。A组为对照组,饲喂基础日粮,B、c组为试验组,在基础日粮中分别添加l号、II号半胱
2、胺预混剂,添加量为400mg/kg(有效剂量:120mg/kg)同粮。试验结果为:与对照组相比,B、C组R增重分别提高了9.40%(P3、TP含量分别降低了36.47%(p<0.05),27.33%(p4、91%(p5、验组猪刈饲料中主要养分的表观消化代谢率比对照组都有所提高,其qJ试验组粗蛋阳、能量、钙和磷的表观消化率分别比对照组提高了2.18%(p6、了猪血清LDH、^KP、GPT的活性,但降低了GoT的活性和TP、ALB、GLoB含量。半胱胺的添加还提高了猪的采食量,减少了腹泻,提高了猪的生长性能。此外,本试验还得}{{结论.1I号半胱胺预混剂在提高猪的生长性能方面要优于I号半胱胺预混剂。关键词:半胱胺仔猪生长猪生长性能消化代谢AbstractThetestsstudiedthee丘-cctsoftwotypesofcyste姗ine—premix(I,II)onthegrowthperformanceandb】oodbiochemicalparametersin7、piglctsandtheeffectsofcysteamine—premixoftypeIIontheapparentd蟾estibilityandmet百b01ismofmainnutrjents抽growjngp螗s.1Effectofcyst∞mineonthegrowthperformanceandbloodbiochemicalpammetersinp瞻lets45Landrace×Y0rkshirepigletsattheaVeragebodyweightof11.71kgweredividedrando8、mlyinto3groups(GroupAB,(0inwhichthercwcre3repljcateseachand5pjgJelsineVcryrcP】icatcs.GfoupAwhjchwasthcconlmlgmupwcrcl乙donlhebasicratjon,whjlegmupBandCwhichwereIhccxpe
3、TP含量分别降低了36.47%(p<0.05),27.33%(p4、91%(p5、验组猪刈饲料中主要养分的表观消化代谢率比对照组都有所提高,其qJ试验组粗蛋阳、能量、钙和磷的表观消化率分别比对照组提高了2.18%(p6、了猪血清LDH、^KP、GPT的活性,但降低了GoT的活性和TP、ALB、GLoB含量。半胱胺的添加还提高了猪的采食量,减少了腹泻,提高了猪的生长性能。此外,本试验还得}{{结论.1I号半胱胺预混剂在提高猪的生长性能方面要优于I号半胱胺预混剂。关键词:半胱胺仔猪生长猪生长性能消化代谢AbstractThetestsstudiedthee丘-cctsoftwotypesofcyste姗ine—premix(I,II)onthegrowthperformanceandb】oodbiochemicalparametersin7、piglctsandtheeffectsofcysteamine—premixoftypeIIontheapparentd蟾estibilityandmet百b01ismofmainnutrjents抽growjngp螗s.1Effectofcyst∞mineonthegrowthperformanceandbloodbiochemicalpammetersinp瞻lets45Landrace×Y0rkshirepigletsattheaVeragebodyweightof11.71kgweredividedrando8、mlyinto3groups(GroupAB,(0inwhichthercwcre3repljcateseachand5pjgJelsineVcryrcP】icatcs.GfoupAwhjchwasthcconlmlgmupwcrcl乙donlhebasicratjon,whjlegmupBandCwhichwereIhccxpe
4、91%(p5、验组猪刈饲料中主要养分的表观消化代谢率比对照组都有所提高,其qJ试验组粗蛋阳、能量、钙和磷的表观消化率分别比对照组提高了2.18%(p6、了猪血清LDH、^KP、GPT的活性,但降低了GoT的活性和TP、ALB、GLoB含量。半胱胺的添加还提高了猪的采食量,减少了腹泻,提高了猪的生长性能。此外,本试验还得}{{结论.1I号半胱胺预混剂在提高猪的生长性能方面要优于I号半胱胺预混剂。关键词:半胱胺仔猪生长猪生长性能消化代谢AbstractThetestsstudiedthee丘-cctsoftwotypesofcyste姗ine—premix(I,II)onthegrowthperformanceandb】oodbiochemicalparametersin7、piglctsandtheeffectsofcysteamine—premixoftypeIIontheapparentd蟾estibilityandmet百b01ismofmainnutrjents抽growjngp螗s.1Effectofcyst∞mineonthegrowthperformanceandbloodbiochemicalpammetersinp瞻lets45Landrace×Y0rkshirepigletsattheaVeragebodyweightof11.71kgweredividedrando8、mlyinto3groups(GroupAB,(0inwhichthercwcre3repljcateseachand5pjgJelsineVcryrcP】icatcs.GfoupAwhjchwasthcconlmlgmupwcrcl乙donlhebasicratjon,whjlegmupBandCwhichwereIhccxpe
5、验组猪刈饲料中主要养分的表观消化代谢率比对照组都有所提高,其qJ试验组粗蛋阳、能量、钙和磷的表观消化率分别比对照组提高了2.18%(p6、了猪血清LDH、^KP、GPT的活性,但降低了GoT的活性和TP、ALB、GLoB含量。半胱胺的添加还提高了猪的采食量,减少了腹泻,提高了猪的生长性能。此外,本试验还得}{{结论.1I号半胱胺预混剂在提高猪的生长性能方面要优于I号半胱胺预混剂。关键词:半胱胺仔猪生长猪生长性能消化代谢AbstractThetestsstudiedthee丘-cctsoftwotypesofcyste姗ine—premix(I,II)onthegrowthperformanceandb】oodbiochemicalparametersin7、piglctsandtheeffectsofcysteamine—premixoftypeIIontheapparentd蟾estibilityandmet百b01ismofmainnutrjents抽growjngp螗s.1Effectofcyst∞mineonthegrowthperformanceandbloodbiochemicalpammetersinp瞻lets45Landrace×Y0rkshirepigletsattheaVeragebodyweightof11.71kgweredividedrando8、mlyinto3groups(GroupAB,(0inwhichthercwcre3repljcateseachand5pjgJelsineVcryrcP】icatcs.GfoupAwhjchwasthcconlmlgmupwcrcl乙donlhebasicratjon,whjlegmupBandCwhichwereIhccxpe
6、了猪血清LDH、^KP、GPT的活性,但降低了GoT的活性和TP、ALB、GLoB含量。半胱胺的添加还提高了猪的采食量,减少了腹泻,提高了猪的生长性能。此外,本试验还得}{{结论.1I号半胱胺预混剂在提高猪的生长性能方面要优于I号半胱胺预混剂。关键词:半胱胺仔猪生长猪生长性能消化代谢AbstractThetestsstudiedthee丘-cctsoftwotypesofcyste姗ine—premix(I,II)onthegrowthperformanceandb】oodbiochemicalparametersin
7、piglctsandtheeffectsofcysteamine—premixoftypeIIontheapparentd蟾estibilityandmet百b01ismofmainnutrjents抽growjngp螗s.1Effectofcyst∞mineonthegrowthperformanceandbloodbiochemicalpammetersinp瞻lets45Landrace×Y0rkshirepigletsattheaVeragebodyweightof11.71kgweredividedrando
8、mlyinto3groups(GroupAB,(0inwhichthercwcre3repljcateseachand5pjgJelsineVcryrcP】icatcs.GfoupAwhjchwasthcconlmlgmupwcrcl乙donlhebasicratjon,whjlegmupBandCwhichwereIhccxpe
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