INFLUENCE OF MAIZE HYBRID TYPE (

Electronic journal of Polish agricultural universities

Piotr Szulc²  Ma³gorzata Jag³a²  Magdalena RybusZaj±c¹ 

[1] Department of Plant Physiology, Poznañ University of Life Sciences, Poland;Department of Agronomy, Poznañ University of Life Sciences, Poland

关键词: stay-green (SG);    maize;    nitrogen;    Nmin;   

DOI  :  

来源: Polish Agricultural Schools of Higher Education

【 摘 要 】

ThefieldexperimentwascarriedoutintheDepartmentofAgronomyofthePozna#324;UniversityofLifeSciences,inthefieldsoftheResearchandEducationUnitinSwadzim,intheyears2012ndash;2013.Thestudyexaminedinfluenceofmaizehybridtype(ZeamaysL.)andnitrogendosesonnitrogeneutrophicationoftheenvironment.TheNminmethodwasusedforassessmentoftheamountofmineralnitrogeninsoilafterplantharvest.TheN-NO3formexhibitedgreatervariabilitywhencomparedtotheN-NH4form.ThecontentofmineralnitrogeninsoilafterharvestoftraditionalcultivarSYCookywassignificantlyhigherincomparisonwithldquo;stay-greenrdquo;typecultivarDrim.TheamountofNminincreasedinproportiontonitrogendose.Theamountofthenitratenitrogenform(moresusceptibletowashingout)rapidlyincreasedafterexceedingthedoseof150kgNmiddot;ha-1whencomparedtotheammoniumform.

【 授权许可】

Unknown