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1、中国水稻科学(ChinJRiceSci),２０１６,３０(４):３８９－３９６http://www．ricesci．cnDOI:１０．１６８１９/j．１００１Ｇ７２１６．２０１６．５１６３３８９缓/控释肥对双季稻产量和氮素利用率的影响侯红乾１,２,３黄永兰４冀建华１,２,３刘益仁１,２,３刘秀梅１,２,３,∗胡兆平５,６(１江西省农业科学院土壤肥料与资源环境研究所,南昌３３０２００;２国家红壤改良工程技术研究中心,南昌３３０２００;３农业部长江中下游作物生理生态与耕作重点实验室,南昌３３０２００;４江西省超级水稻研究发展中心,南昌３３０２００;５养
2、分资源高效开发与综合利用国家重点实验室,山东临沭２７６７００;６金正大生态工程集团股份有限公司,山东临沭２７６７００;∗通讯联系人,EＧmail:lxm３３９２＠１６３．com)EffectsofControlledＧReleaseFertilizerApplicationonDoubleCroppingRiceYieldandNitrogenUseEfficiencyHOUHongＧqian１,２,３,HUANGYongＧlan４,JIJianＧhua１,２,３,LIUYiＧren１,２,３,LIUXiuＧmei１,２,３,∗,HUZhaoＧpi
3、ng５,６(１Soil&FertilizerandResources&EnvironmentInstitute,JiangxiAcademyofAgriculturalSciences,Nanchang３３０２００,ChiＧna;２NationalEngineeringandTechnologyResearchCenterforRedSoilImprovement,Nanchang３３０２００,China;３KeyLaboratoryofCropEcoＧphysiologyandFarmingSystemfortheMiddleandLowerRe
4、achesoftheYangtzeRiver,MinistryofAgriculture,P．R．China,Nanchang３３０２００,China;４JiangxiSuperＧriceResearchandDevelopmentCenter,Nanchang３３０２００,China;５StateKeyLaboratoryofNutritionResourcesIntegratedUtilization,Linshu２７６７００,China;６KingentaEcologicalEngineeringGroupCo．,Ltd．,Linshu２７６
5、７００,China．∗Correspondingauthor,EＧmail:lxm３３９２＠１６３．com)HOUHongqian,HUANGYonglan,JIJianhua,etal．Effectsofslow/controlledＧreleasefertilizerapplicationondoublecroppingriceyieldandnitrogenuseefficiency．ChinJRiceSci,２０１６,３０(４):３８９Ｇ３９６．Abstract:InordertostudytheeffectsofcontrolledＧre
6、leasefertilizerapplicationondoublecroppingrice,asuccessive２ＧyearlocationＧfixedfieldexperimentwascarriedoutindoublecroppingregioninredsoilpaddyfieldderivedfromtheQuaternaryredclayinNanchang,JiangxiProvinceofsouthernChina．Thefieldexperimentcovered４treatmentsincludingnofertilizer
7、(CK),recommendedapplicationsplitbythreetimes(OF),controlledreleasefertilizerallusedasbasalfertilizer(１００CRF)and８０％controlledreleasefertilizerallusedasbasalfertilizer(８０CRF),andeachtreatmenthadthreereplicates．Duringthetwoyearsplantation,riceyield,ricenitrogenuptakeandnitrogenus
8、eefficiencyofeachtreatmentweremeasuredandtheconclusioncouldbe
