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《北方园艺》[ISSN:1001-0009/CN:23-1247/S]

Issue:

2013年16期

Page:

137-139

Research Field:

Publishing date:

Info

Title:

StudyonApplicationofNativoinControllingtoCucumberPowderyMildew

Author(s):

GUOShi-bao ¹; 2; CHENJun-hua¹; SHIHong-zhong¹; HUKong-feng¹; XIONGJian-wei¹

1.DepartmentofAgricultureScience，XinyangAgriculturalandForestryCollege，Xinyang，Henan464000；2.Pollution-freePlantProtectionEngineeringResearchCenter，Xinyang，Henan464000

Keywords:

nativo; safety; cucumberpowderymildew; controlefficacy

PACS:

S436.421.1+2

DOI:

-

Abstract:

Taking‘Zhenghuang3’cucumberasmaterial，theeffectofnativooncucumbergrowthwasstudiedbysoakingseedsandsprayingitonseedlingrespectively，whilefieldtrialwasalsoconductedtoevaluatethecontrolefficacyofnativotocucumberpowderymildew.Theresultsshowedthatnativohadagoodcontroleffectoncucumberpowderymildew，whileplantheight，rootlengthandincreaserateofstemdiameterweresignificantlowerthanthatofhexaconazoleafterseed-soakingtreatment.Rateofplantheightinhibitionwere15.62%and4.65%atcucumberseedlingandflorescenceperiodaftersprayingtreatmentwithconcentrationof60mg/L，whichweresignificantlylowerthanthatofhexaconazole.Thecontrolefficacieswere73.82%~84.26%infieldtrial，whichwasasgoodasthatofhexaconazolebutwashigherthanthatoftopsin-M.Thestudyshowedthatnativowassafetocucumberandefficacioustopowderymildew.Itcanbeusedasanalternativechemicaltocontrolcucumberpowderymildew.

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Memo

Memo:

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Common functions

Last Update: 2014-09-12