DEGREE OF DISEASE AND PEST DAMAGE OF WALNUT VARIETIES
Ключевые слова:
Walnut, Varieties, Leaf, Marssoninosis, Brown Spot, Nut Fruit Eater, Tree.Аннотация
In this article, the information about marssoninosis and bacteriosis, which are the most common diseases of walnuts in the world, is recorded, and the distribution and development of diseases in walnut varieties is determined on 100 leaves and 100 leaf bands of each tree and calculated on the basis of scales. Based on these data, we determined the disease index (Ki) in each of the varieties. In this case, the spread of the disease (T) was determined according to the generally accepted formula (1).
Библиографические ссылки
Decree of the President of the Republic of Uzbekistan No. PF-60 of January 28, 2022 "On the Development Strategy of New Uzbekistan for 2022-2026".
Khodjaev Sh.T. Modern methods and means of integrated protection of plants from pests. - Tashkent, 2015. - B. 225
Kalmykov, S.S. Orexoplodnye kultury Uzbekistana // J. "Lesnoe farm". - Tashkent, 1969. - No. 2. - P.12-16
Kamzolova O.I., Lipskaya S.L., Borisevich V.A. Khimicheskiy sostav yadra gretskogo orexa v Belarusi // J. "Sadovodstvo i vinogradstvo". - Moscow, 2006. - No. 3. - S. 22.
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