貴州三個地方豬種遺傳多樣性及親緣關(guān)系研究.pdf

1、貴州大學(xué)碩士學(xué)位論文貴州三個地方豬種遺傳多樣性及親緣關(guān)系研究姓名：馮文豪申請學(xué)位級別：碩士專業(yè)：動物遺傳育種與繁殖指導(dǎo)教師：燕志宏張小雪20080501貴州大學(xué)碩士論文英文摘要A。BSTRACTWeobtainedthemitochondrialdloophypervariableregionsequenceofZongdihua，GuanlingandJiangkouLuobupigbyDNAsequencingbasedontheP

2、CRfragmentsof2primersthatwedesignedaccordingtomitochondrialgenomesequencethathasbeenreportededinGenebankWearemakingaccuratephyleticevolutionandbasecompositionanalysisofdloophypervariableregionsequenceandfounditisverysimi

3、lartothatofothermammalsWealsoclonedZongdihuazhupigsD—loop，Thecompletemitochondrialdloopis1201basep4irs(bp)inlengthandfoundthatthelargelengthvariationbetweenDloopregionsThecopiesofthetandemrepeatsdiversifyinthenumbermaybe

4、causedlengthvariationbyreplicationslippageThephenomenonofheteroplasmyisproducedbypaternalinheritancebyanypossibilityBasedonthepartialcontrolregionsequencesofZongdihua，Guanling，JiangkouluobupigsandotherreportedbreedsinGen

5、eBank，theneighborjoiningmethodwasadoptedtoexaminetheZongdihua，JiangkOUluobu，Guanlingpig’SphylogeneticrelationshipfromtheirmaternallineagesWecanconcludethatthepigsinchinaaredifferentlargegroupinabroadZongdihua，Guanlingand

6、JiangkouluobupigbelongstothegroupinchinacertainlyAtthesametimeWefounOthatzongdihuapighaveacloselyrelationshipwithZangpigsonthecontraryIthasulteriorrelationshipwithGuanlingpigsintheGuanlingcountrywhereisconsecutivewithpla

7、ceofproductionofZongdihuapigsThisconclusionshowsomedisagreebetweengeographicandmorphologyoriginGuanlingpigshaveacloselyrelationshipwithtongchen，JiangquhaiandYushanheipigsJiangkouluobupigandmeishanbelongstobranchofevoluti

8、onWearetakenmeasureofabatageandinvestigationtoZongdihua，Guanling，Jiangkouluobupigandcometoconclusionofnakedbodytraitandperformancestheyhavecommontraitoffragrantmeat，fineantireversionforce，pullousclothinghairandtardygrowt