姜曲海猪种质资源保护与开发利用调查研究报告

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1、扬州人学农业推广专业论文23、姜曲海猪种质资源保护及开发利用的对策和措施。以姜曲海种猪场为遗传资源保护中心，是姜曲海猪遗传资源保护工作的组织保障基础，在此基础上开展姜曲海猪保种与开发利用的规划与组织，加大保种经费投入，保证姜曲海猪遗传资源保护工作的正常进行；把保种、选育提高、丌发利用、推广工作相结合，进行系统动态保种：建立姜曲海猪保种核心群、农村繁殖基础群，进行分级保种；开发胚胎(配子)冷冻技术、DNA文库保存技术，进行姜曲海猪胚胎(配子)保存、DNA文库保存，以达到长期保存的目的；建立健全遗传资源监测网络，使用信息技术实现对姜曲海猪遗传资源进行动态监测；加强姜曲海猪的分子遗传学

2、研究，促进对姜曲海猪的认识和知识产权保护；加强姜曲海猪的开发利用，以苏姜猪培育与优质猪肉生产的产业发展来促进姜曲海猪的保护。关键词：姜曲海猪遗传资源保种选育开发利用TheinvestigationofJiangquhaipiggeneticresourcesanditsprotectionandExploitationABSTRACTJiangquhaipigisoneofthefamouslocalpigbreedinChina,withthecharacteristicsofhi。曲littersize，goodmeatquality,strongadaptabilityan

3、dcombiningabilitytootherpigbreeds．Thehybridoffspring’Smeatqualityshowobvioushybridheterosis．becauseoftheslowergrowthratethanthatofforeignbreeds，thelowerleanmeatrateandeconomicefficiency,notenoughprotectioneffortsandinadequatesupervision,Jiangquhaipigbreedsisfacetodeteriorationanditspopulmions

4、izeisdrasticallyreduced，especiallythenumberofpurebreedsisinasharpdeclining，thereforeitisparticularlyurgentandimportanttoprotect,developandutilizeJiangquhaipigsgeneticresources，newtechnologiesofpiggeneticresourcesandbased杨／己青：姜曲海猜种质资源保护’j开发利用调盎研究报告researchofgeneticexcellentcharacteristicsshoul

5、dbecarriedout．3一Inthispaper,thestatusofgeneticresourcesanddevelopmentandutilizationofJiangquhaipigsareinvestigated．Accordingtotheinvestigationresults，thepoliciesandmeasurementsforexploitationandprotectionofJiangquhaipigareproposed，theinvestigationresultsshowsasfollow：1．Jiangquhaipigisabletobe

6、arroughageandhasastrongeradaptabilityforthenaturalconditionsandclimaticconditionsinJiangsuregion；Jiangquhaipighashighfecundityandsexualmaturityearly,morethanthreechildrentheaveragelittersizeis14．1+0．14head；Jiangquhaipork’Squalityisgood，allthemeatqualityindicatorshavereachedthesuperiorlevel；mo

7、leculargeneticsstudieshaveshownthatgeneticpolymer-phismJiangquhaipigrich；HybridizedwithsuperiorforeignpigbreedsJiangquhaipighasgoodcombiningability,hetero-sisisclear,hybridoffspringgrowthrateaccelerates，meatqualityisfine．ButatpresentJiangquha