Change of phytoalexins-stilbenoids of grape skin tsolikouri variety (Vitis vinifera L.) in condition grey mildew

Luigi Bavaresco, M. Bezhuashvili, L. Tskhvedadze, M. Surguladze, G. Shoshiashvili, L. Elanidze, L. Gagunashvili, P. Vashakidze

Risultato della ricerca: Contributo in rivistaArticolo in rivista

Abstract

It is investigated change of phytoalexins-stilbenoids in the Skin of white grapevine Tsolikouri infected by Grey mildew. The Tsolikouri is cultivated in the west part of Georgia (Zestafoni region). Vineyards are located raw humus calcareous-rendzic-leptosols type of soil 30 years of vine. Comparing the healthy and diseased grapevine Skins physiological concentrations of stilbenoids, in the infected grapevine Skin it is established following stress-metabolite stilbenoids: trans-resveratrol, ε-viniferin, trans-piceid, cis-piceid, trans-piceatannol. The stress-metabolite stilbenoids in the condition of the disease Grey mildew, is a scientific novelty for the grape skin Tsolikouri variety. The results of the research are important for determination the correlation of the vine immunity with the phytoalexins-stilbenoids.
Lingua originaleEnglish
pagine (da-a)243-247
Numero di pagine5
RivistaEurAsian Journal of BioSciences
Stato di pubblicazionePubblicato - 2020

Keywords

  • Plasmopara Viticola
  • Stilbenoids
  • Trihydroxystilbene Synthase

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