Abstract
This article monitors the spread and damage of oidium (Uncinula necator Burrill), anthracnose (Gloeosporium ampelophagum Sacc) and mildew (Plasmopara viticola Berl & De Toni) diseases in the vineyards of Tashkent, Samarkand and Fergana regions of Uzbekistan. In addition, additional monitoring work was carried out on the spread of the external quarantine vine bacteriosis Pierce's disease (Xylella fastidiosa Wells et al) in the vineyards of Uzbekistan. According to the results of research and observation in 2022, vine oidium disease is relatively low in the vineyards of Samarkand and Fergana regions (from 5.0% to 30.0% in leaves, branches and grape bunches), and strongly in the vineyards of Tashkent region (12% in leaves, branches and grape bunches). .0% to 100.0%) have been found to be harmful. Anthracnose disease is widespread in the vineyards of Tashkent and Samarkand regions (from 10.0% to 75.0% on leaves, branches and bunches of grapes), causing severe damage to vineyards, and it is relatively rare in Fergana region (from 5.0% to 20.0% on leaves, branches and bunches of grapes) was found to be spread.
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