Journal article

The virulence structure of mildew populations on wild barley in Turkey


Authors listBraun, PW; Turgut, I

Publication year1995

Pages593-598

JournalZeitschrift für Pflanzenkrankheiten und Pflanzenschutz = Journal of plant diseases and protection

Volume number102

Issue number6

ISSN0340-8159

PublisherUlmer


Abstract
Two mildew populations on wild barley were sampled for cleistothecia in western Turkey at the end of May in 1333. Testing the ascospore descendants on a differential, representing 23 monogenic mildew resistances, gave mean virulence complexities of 11.4 and 12.4, respectively, for the pathogen populations. Differences between the two mildew populations were indistinct, when compared for the existence of virulences. Examining the pathotype composition revealed a clear difference between the populations. In this respect, the mildew populations were highly heterogeneous. The predominant pathotype had a frequency of nearly 18 % in one population of 31 pathotypes, while its proportion was approximately 11 % in the second population with 61 pathotypes.



Citation Styles

Harvard Citation styleBraun, P. and Turgut, I. (1995) The virulence structure of mildew populations on wild barley in Turkey, Zeitschrift für Pflanzenkrankheiten und Pflanzenschutz = Journal of plant diseases and protection, 102(6), pp. 593-598

APA Citation styleBraun, P., & Turgut, I. (1995). The virulence structure of mildew populations on wild barley in Turkey. Zeitschrift für Pflanzenkrankheiten und Pflanzenschutz = Journal of plant diseases and protection. 102(6), 593-598.



Keywords


Erysiphe graminis f sp hordeiF SP HORDEIhordeum spontaneumhost-pathogen-systemPATHOTYPESwild barley

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