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ID:36506159
大小:1.34 MB
页数:41页
时间:2019-05-11
《姜曲海猪种质资源保护与开发利用调查研究报告》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、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
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