早期社会环境对犊牛情感和福利状况的影响

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1、中團分类号挙校代码１０２２４密级公开学＾１２０５１０３７５棄＾《雀卢、聲硕女学化论文早期社会环境对懐牛情感和福利状况的影响作者吕晶导师包军教授＿学位类别巧学硕±巧在学晓动物科学与技术学院一级学科畜牧学二级学科动物营养与词料科学二０—五年六月独创声明本人声明所呈交的学位论文是本人在导师指导下进行的研究工作及取得的研。究成果据我所知，除了文中特别加Ｗ标注和致谢的地方外，论文中不包含其他人己经发表或撰写过的研究成果，也不包含未获得（注：如没有其他需要特别声明的，本栏可空）或其他教育机构的学化或证书伸

2、用过的材料一。与我同工作的同志对本研究所做的任何贡献均己在论文中作了明确的说明并表示谢意。＾＾／学位论文作者签名；曰期：＞／１年月曰学位论文版权使用授权书本学位论文作者完全了解学校有关保留、使用学位论文的规定，学校有权保留并向圍家有关部口或机构送交论文的复印件和磁盘，允许论文被查阅巧借阅。本人授权学校可［＾将学位论文的全部或部分内容编入有关数据库进行检索，可采用影印、缩印或扫描等复制手段保存、汇编学位论文。（保密的学位论文在解密后适用本授权书）／ｔ学位论文作者签名：曰期：年月（曰导师签如／ｉ年／月／曰ClassifiedInd

3、ex：Code：10224Confidential(yes/no)：no/NO.：120510375DissertationfortheMasterDegreeEffectsofEarlySocialEnvironmentonEmotionandWelfareofCalfCandidate:LvJingSupervisor:ProfessorBaoJunDegreeCategory:MasterofAgricultureCollege:CollegeofAnimalScienceandTechnologyFirstleveldiscipline:AnimalHusbandry

4、Secondleveldiscipline:AnimalNutritionandFeedScienceHarbinChinaJune2015目录目录摘要···············································································································I英文摘要···································································································

5、····III1引言···········································································································11.1情感与动物福利·······················································································11.1.1情感的神经生物学基础····························································

6、·············11.1.2情感行为指标·····················································································11.1.3情感的生理、免疫指标·········································································21.2情感在动物福利上的应用···········································································21

7、.2.1用情感来评估和监测动物福利································································21.2.2诱导积极的情感来改善动物的福利···························································31.2.3促进积极情感的方法············································································31