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ACTA HORTICULTURAE SINICA ›› 2003, Vol. 30 ›› Issue (4): 465-466.

• 研究报告 • Previous Articles     Next Articles

The Relation of Pathogenesis Action by Pseudoperonospora cubensis and TwoS0rt of Zymin in Cucumber

Shi Yanxia ,Li Saoju ,and Liu Xuemin   

  1. (Institute of Vegetables and Flowers,Chinese Academy of Agricultural Sciences,Protection,Nonheast Agricultural University,Harbin 150030,Ch/na)
  • Received:1900-01-01 Revised:1900-01-01 Online:2003-08-25 Published:2003-08-25

Abstract: The zymin was extracted from cucumber leaf infected by Pseudoperonospora cubensis.Among zymin,earboxymethyl eellulase and —glueosidase showed higher activity than contro1.This conclusion testified two kinds of eellulase acted as key action while the pathogen Was invading host.This research ofered foundation in the ory for studing the pa thogenesis mechanism of P.cubens.

Key words: Pseudoperonospora cubensis, Cx, glueosidase

CLC Number: