title: INFLUENCE OF COPPER-CONTAINING AGROCHEMICAL ON GRAPE PRODUCTIVITY INDICATORS
abstract: The studies were carried out to determine the biological effectiveness and fungicidal activity of the copper-containing agrochemical, as well as its effect on productivity of grape plants. The work was carried out in Rostov region in 2019-2021 on fruit-bearing grape plants of the Cabernet Sauvignon variety. The experiment scheme included the following options: without top dressing (control); copper-containing agrochemical (3-fold foliar feeding) at doses of 0.5, 1.0 and 1.5 l/ha. The first feedi
journal: Vestnik of Kazan state agrarin university