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ProducingEnzymeActivityandIdentificationAbout EndophyticActinomycetesIsolatedfromSophoraalopecuroides L.(PDF)

《北方园艺》[ISSN:1001-0009/CN:23-1247/S]

Issue:
2013年16期
Page:
98-102
Research Field:
Publishing date:

Info

Title:
ProducingEnzymeActivityandIdentificationAbout EndophyticActinomycetesIsolatedfromSophoraalopecuroides L.
Author(s):
HUMei-juan; ZHOUXing-chen; WANGLi; ZHANGWei; JIAQian; GUPei-wen
SchoolofAgriculture，NingxiaUniversity，Yinchuan，Ningxia750021
Keywords:
-
PACS:
S503.53
DOI:
-
Abstract:
Taking126endophyticactinomycetesfromSophoraalopecuroidesL.inariddesertregionofNingxiaasmaterial,throughtransparentcirclemethod，studiedthefeatureofexcretingenzyme.Theresultsshowedthatthe71strainscouldproduceenzyme,accountingfor56.3%oftotalisolates,inwhich8strainswerethemostsignificantlyactive.Inthesestrains，NDZKDS73 andNDZKDS7strainsproducedthehighestactivityamylase，thetransparentcircleradiuswere24.62mmand19.12mm，respectively；FJYKDS5strainproducedthehighestactivityprotease，thetransparentcircleradiuswas16.94mm；FJYKDS11andBJGKDS2 strainsproducedthehighestactivitycellulase，transparentcircleradiuswere24.72mmand 22.40mm，respectively；FJJKDS2strainsproducedthehighestactivitychitinase，transparentcircleradiuswas17.76mm；NDZKDS24andNDZKDS20 strainsproducedhighestactivityglucanase，transparentcircleradiuswere12.06mmand 10.50mm，respectively.Bymorphologicalcharacteristicsand16SrRNAgenesequencesimilarityanalysis，7strainswereidentifiedas Streptomyces and1strainwere Nocardiopsis in8strains.

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Last Update: 2014-09-12