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1、中國水稻科學(xué)(ChinJRiceSci),2016,30(5):493-506http://www.ricesci.cnDOI:10.16819/j.1001G7216.2016.6015493機(jī)插方式和密度對(duì)不同穗型水稻品種產(chǎn)量及其構(gòu)成的影響胡雅杰錢海軍曹偉偉邢志鵬張洪程?戴其根霍中洋許軻魏海燕郭保衛(wèi)(揚(yáng)州大學(xué)農(nóng)業(yè)部長江流域稻作技術(shù)創(chuàng)新中心/江蘇省作物遺傳生理國家重點(diǎn)實(shí)驗(yàn)室培育點(diǎn),江蘇揚(yáng)州225009;?通訊聯(lián)系人,EGmail:hczhang@yzu.edu.cn)EffectofDifferentMechanic
2、alTransplantationMethodsandDensityonYieldandItsComponentsofDifferentPanicleGtypedRiceHUYaGjie,QIANHaiGjun,CAOWeiGwei,XINGZhiGpeng,ZHANGHongGcheng?,DAIQiGgen,HUOZhongGyang,XUKe,WEIHaiGyan,GUOBaoGwei(InnovationCenterofRiceCultivationTechnologyintheYangtzeValley,Mi
3、nistryofAgriculture/JiangsuKeyLaboratoryofCropGeneticsandPhysiology,YangzhouUniversity,Yangzhou225009,China;?Correspondingauthor,EGmail:hczhang@yzue.duc.n)HUYajie,QIANHaijun,CAOWeiwei,etal.Effectofdifferentmechanicaltransplantationmethodsanddensityonyieldanditsc
4、omponentsofdifferentpanicleGtypedrice.ChinJRiceSci,2016,30(5):493G506.Abstract:InordertoapplysuitablepanicleGtypedcultivarandplantdensityunderdifferentmechanicaltransplantationmethods,andclarifyhighGyieldformationcharacteristicsofdifferentpanicleGtypedrice,anexp
5、erimentwasconductedinXinghuatestpointofYangzhouUniversityduring2013and2014.ThreepanicleGtypedriceincludinglargepanicletype(LPT,Yongyou2640andYongyou8),mediumpanicletype(MPT,Wuyunjing24andNingjing3)andsmallpanicletype(SPT,Huaidao5andHuaidao10)werefieldGgrown.Weco
6、mparedthreemechanicallytransplantedmethodsincludingmechanicallytransplantedpotseedling(A),mechanicallytransplantedcarpetedseedlinginrowspacingof30cm(B),mechanicallytransplantedcarpetedseedlinginrowspacingof25cm(C)atdifferentplantdensities,namelyplantspacingof12c
7、m,14cmand16cm(markedas1,2,3)inAandplantspacingof10cm,11.7cm,13.3cm,14?8cm,16cm(markedas1,2,3,4,5)inBandC.Yieldanditsformation,panicletraitswereinvestigated.Themainresultswereasfollows:1)formechanicallytransplantedpotseedling,withdecliningplantdensity,yieldofLPTi
8、ncreasedandthenreduced,peakinginA2treatment;yieldofMPTandSPTreduced,peakinginA1treatment.Formechanicallytransplantedcarpetseedling,withreducingplantdensity,yieldofLPT