优质细毛羊无角类型选育

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2、dizationandopennucleusb咒ed血gsystemin)(inJi粕gBaZhouStudFarnlfrom1990to1995．nePoUtnitofChine驼MerinoP01】DpecouIdbetransmittedsIably．ThehomcraitofchineseMerinoPollDpewasdetcctediIl1995，thePollratewas97．14％forkidleCand94．71％formaleI【idletIesDcc“velvamong3252kedletS．11lemeallsoftll

3、es忸pIelength'thecle卸nceceweight如dt11eliveweigbtofadultw∞9．62∞，3．13kg，43．22kgrespectivelyiIl1995，whichw∞8．66cm，2．52kg’40．29kg陀specIiVelyiIl1990，andthestapIelen群h’thecleanneeceweight，柚dtheliveweightofyearlingwasalSoincrcasedto11．37啪，3．06kg，40．5kgin1995舶m10．ocm，2．56kg，29．05kginl

4、990．G00dOualnyFineShce“Pou聊e)，whichw龉basedonCbine辩MerinoPoll时pe0(inJiangtypc)，hadbeenbredsuccesS如uywitllImttlodofi11troducinghybridization卸dopennucleusbrcedingsystcminx出i如gBazhoustIldFam劬m2000to2004．1rhebreed她methodw硒usedinmesheepp0刚ali∞accordingw油商tcrionofchine辩Merino，withou

5、thomandw．m1e豁th柚21．5umfiberdiameteLAstllcstansticrcsuIktIleavemgefiberdi圳eter0fadult，yearlingrams卸dyearIingewesis20．39、19．64、19．85啪respedivcly，theavc仡gcgtaplelengIllofthemis8．95、11．85、11．56umrespectiveIy，Ⅱ他cIeanneeccwe逗出tofthemis3．05、3．67、3．08kg'锄d山elivewcigIltafterneecillgis

6、43．67，57．77’42．3kg托spectively．C0mp痂gwi也thes协tisticresultof20吣thefiberdi帅etcrwasreducedm缸kedly，t11ephenotyI)evalueoftIleotherthreeitcmswasreduccdinSomedc铲ees．Theprojectofgoodqualityfinesheep(Poll1押e)hadbeenw豁camedoutfor3generations，andnowadays’Ⅱ圯exis血gb鲢icpopulationinclude2000

7、ewesand30rams．T11eiden衄∞tioncriIeri伽(时out)ofG00dQualj哆Fincshcep(P0u耐pe)andtIleid铋tifi∞tionitemsandsymbolswithbmli鲫tchancteristic，which∞uldbesimplyoperated柚dpronetomast柚dextend，wasane￡fectiVemeIhodofbreedingGoodQualityFinesheemll1她)．TheheritabilityofthefiberdiameteLthestaplele

8、ngth，t11eclean丑eeceweightandtIleliveweightofGoodQualityFineSheep(POI