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1、HansJournalofAgriculturalSciences农业科学,2017,7(4),310-316PublishedOnlineJuly2017inHans.http://www.hanspub.org/journal/hjashttps://doi.org/10.12677/hjas.2017.74041EffectsofDifferentKindsofSynergisticUreaontheYieldandNitrogenUseEfficiencyofSweetCornDiwenCh
2、en,YongJiang*,WenlingZhou,DachunShen,JunhuaAo,YingHuang,ZhenruiHuang,QiweiLiSugarcaneIndustrialResearchInstituteofGuangzhou/KeyLabofSugarcaneImprovement&Bio-RefineryofGuangdong,BioengineeringInstituteofGuangdong,GuangzhouGuangdongthstthReceived:Jul.6,2
3、017;accepted:Jul.21,2017;published:Jul.24,2017AbstractAfieldexperimentwasconductedtodeterminetheeffectsofdifferentkindsofnovelsynergisticureaonyieldsandnitrogenuseefficiencyofsweetcornvariety(Guangtian2)inNorthGuangdongprovinceofChina.Theresultsshowedt
4、hatcornyieldsinthetreatmentofhumicacidureawerethehighest,increasedsignificantly(7.78%,p<0.05)comparedwiththatofcommonureatreat-ment.Theproteinandaminoacidcontentofcornkernelunderhumicacidurea,Ju-Neng-Wangureaandcontrolledreleaseureatreatmentsweresignif
5、icantlyhigherthanthatofcommonureatreatment.Thehumicacidurea,controlledreleaseurea,Ju-Neng-Wangureaandzincureatreat-mentscouldhelpthecroptoincreasenitrogenaccumulationamountsignificantlycomparedwithcommonureatreatment,andtheNuseefficiencywasimprovedfrom
6、17.19%to22.79%-24.56%.Thehumicacidureatreatmentgotthehighestoutputandnetincome,followedbyJu-Neng-Wangurea,andthenetincomeofhumicacidureatreatmentincreasedby14.5%thancommonureatreatment.Takentogether,applicationofhumicacidureaandJu-Neng-Wangureacouldsig
7、nifi-cantlyenhancetheyieldandaccumulationofNforsweetcorn,improvethequalityofsweetcorn,andincreaseNuseefficiencyandnetincome.KeywordsSweetCorn,SynergisticUrea,HumicAcidUrea,Yield,NitrogenUseEfficiency不同新型增效尿素对甜玉米产量及氮素利用率的影响*陈迪文，江永，周文灵，沈大春，敖俊华，黄莹，黄振瑞，李奇伟
8、*通讯作者。文章引用:陈迪文,江永,周文灵,沈大春,敖俊华,黄莹,黄振瑞,李奇伟.不同新型增效尿素对甜玉米产量及氮素利用率的影响[J].农业科学,2017,7(4):310-316.https://doi.org/10.12677/hjas.2017.74041陈迪文等广东省生物工程研究所，广州甘蔗糖业研究所/广东省甘蔗改良与生物炼制重点实验室，广东广州收稿日期：2017年7月6日；录用日期：2017年7月21日；发布日期：2017年7月24日摘要在粤北以甜玉米品种广
