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EffectofLightIntensityontheElectronStreamTransmissionand NitrateCumulationinBrassicanapusand Orychophragmusviolaceus(PDF)

《北方园艺》[ISSN:1001-0009/CN:23-1247/S]

Issue:
2012年12期
Page:
17-20
Research Field:
Publishing date:

Info

Title:
EffectofLightIntensityontheElectronStreamTransmissionand NitrateCumulationinBrassicanapusand Orychophragmusviolaceus
Author(s):
YANGBo1WUYan-you 12
1.KeyLaboratoryofModernAgriculturalEquipmentandTechnology,MinistryofEducation,JiangsuUniversity,Zhengjiang,Jiangsu212013;
2.StateKeyLaboratoryofEnvironmentalGeochemistry,InstituteofGeochemistry,ChineseAcademyofSciences,Guiyang,Guizhou550002
Keywords:
lightintensityelectrontransportratenitratecontentnitratereductaseactive
PACS:
S634.3
DOI:
-
Abstract:
Withseedlingsof B.napus and O.violaceusasexperimentalmaterials,theeffectsoffivelightintensitygradientsonelectronstreamtransmission,chlorophyllcontent,photosyntheticcharacteristics,nitratecontentandnitratereductaseactivitywerestudied.Theresultsshowedthatwithlightintensityincreasingtheelectronstreamtransmission,firstlyslowlyincreased,andrapidlyriseduntilreachedmaximum,photosyntheticrate,chlorophyllcontentandnitratereductaseactivityof B.napusand O.violaceuswerepositivecorrelativitytolightintensity.Thecontentsofnitratewasnegativecorrelationtolightintensity.Analyzedindicatorstoobtainthat275μmol?s-1 ?m-2 and300μmol?s-1 ?m-2 respectivelywasthebestlightintensityofB.napusand O.violaceus.Inthislightintensityphotosyntheticelectronstreamrapidlyincreased,nitratereductaseactivityincreasedquickly,thenitratecontentdecreasedrapidly.Therewasaclearturningpointoflightintensity,andafterthispointthechangesofphotosyntheticelectronstream,nitratecontentandnitratecontentarenotnotable.

References:

[1]朱为民,万延慧,朱龙英,等.白菜硝酸盐含量与光合碳代谢的关系研究[J].内蒙古农业大学学报,2007,28(3):163-167.
[2]刘丽,甘志军,王宪泽.植物氮代谢硝酸还原酶水平调控机制的研究进展[J].西北植物学报,2004,24(7):l355-1361.
[3]EvansJR.Thedependenceofquantumyieldonwavelengthandgrowthirradiance[J].Aust.J.PlantPhysiol,1987,14:69-79.
[4]周秋月,吴沿友.光强对生菜硝酸盐累积的影响[J].农机化研究,2009(1):189-192.
[5]朱延姝,冯辉.不同弱光环境下番茄幼苗干重和叶面积的变化[J].辽宁农业科学,2006(5):4-6.
[6]陈年来,高艳梅,张玉鑫.种子大小和光照强度对西瓜幼苗生长的影响[J].中国瓜菜,2006(3):1-3.
[7]时向东,文志强,刘艳芳,等.不同光强对作物生长影响的综述[J].安徽农业科学,2006,34(1):4213-4218.
[8]林世青,许春辉,张其德,等.叶绿素荧光动力学在植物抗性生理学、生态学和农业现代化中的应用[J].植物学通报,1992,9(1):1-16.
[9]MichalK,KaftanD,NedbalL.Ontherelationbetweenthenon-photochemicalquenchingofchlorophyllfluorescenceandphotosystemIIlightharvestingefficiency-arepetitiveflashfluorescenceinductionstudy[J].PhotosynthesisResearch,2001,68:141-152.
[10]BartschH,OhshimaH,PignatelliB.Inhibitorsofendogenousnitrosation:mechanismsandimplicationsinhumancancerprevention[J].MutationResearch,1988,202:307-324.
[11]SlobW,vanderBergR,vanVeenMP.AstatisticalexposuremodelappliedtonitrateintakeintheDutchpopulation.In:HealthAspectsofNitratesandItsMetabolites[M].Strasbourg:CouncilofEuropePress,1995:75-82.

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Last Update: 2014-09-18