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1、HansJournalofAgriculturalSciences農(nóng)業(yè)科學,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不同新型增效尿素對甜玉米產(chǎn)量及氮素利用率的影響*陳迪文，江永，周文靈，沈大春，敖俊華，黃瑩，黃振瑞，李奇?zhèn)?/p>
8、*通訊作者。文章引用:陳迪文,江永,周文靈,沈大春,敖俊華,黃瑩,黃振瑞,李奇?zhèn)?不同新型增效尿素對甜玉米產(chǎn)量及氮素利用率的影響[J].農(nóng)業(yè)科學,2017,7(4):310-316.https://doi.org/10.12677/hjas.2017.74041陳迪文等廣東省生物工程研究所，廣州甘蔗糖業(yè)研究所/廣東省甘蔗改良與生物煉制重點實驗室，廣東廣州收稿日期：2017年7月6日；錄用日期：2017年7月21日；發(fā)布日期：2017年7月24日摘要在粵北以甜玉米品種廣
