|Table of Contents|

TheEffectsofPesticideCuSO4ontheGrowth,NutritionandQualityofIpomoeaaquatic(PDF)

《南京师大学报(自然科学版)》[ISSN:1001-4616/CN:32-1239/N]

Issue:
2015年03期
Page:
41-
Research Field:
生命科学
Publishing date:

Info

Title:
TheEffectsofPesticideCuSO4ontheGrowth,NutritionandQualityofIpomoeaaquatic
Author(s):
WangRuicong1YangYanyan1SunLinhua1DuJianmei1GeFeng2LuChangmei1
(1.SchoolofLifeSciences,NanjingNormalUniversity,Nanjing210023,China)
(2.NanjingInstituteofEnvironmentalSciences,MinistryofEnvironmentalProtection,Nanjing210042,China)
Keywords:
CuSO4Ipomoeaaquaticgrowthnutritionquality
PACS:
S154.4
DOI:
-
Abstract:
Withtheincreaseoffocusonfoodsafety,copperagentswhichhavethecharacteristicsofpollution-free,noresistanceetc.arewidelyusedinorganicagriculturalproduction.Whethertheextensiveapplicationofcopperagentswillbringinfluenceontheyieldandqualityoffoodsornotisnoteworthy.Toinspectthisinfluence,thechangesofseedgermination,seedlinggrowthandvegetablequalityofIpomoeaaquaticunderCuSO4processingwillbeassayedinthispaper.ResultsshowedthatCuSO4treatmentnotover1mMhadnoobviouseffectonseedgerminationrate,butwouldreduceseedgerminationquality.CuSO4treatmentnotover9mMhadnoobviouseffectonseedlinggrowth,photosynthesis,yieldandnutrientcontent.CuSO4treatmentwouldincreasecopperaccumulationinI.aquaticseedlings,andcopperwouldaccumulatepreferentiallyinroots.CoppercontentinleavesandstemsinthetreatedI.aquaticseedlingswouldnotexceedthenationalstandard,butitwouldexceedthestandardinrootswhenCuSO4wasnotlessthan3mM.CuSO4treatmentwouldreducethenitratereductaseactivitieswhichledtothenitrateaccumulationtotheseverepollutionlevelinI.aquaticseedlings.Thiswouldreducethevegetablequalityandenhancethehumancancerrisk.

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Last Update: 2015-09-30