Published in Scientific Papers. Series B. Horticulture., Vol. LVII
Written by Ioan ENOIU, Lidia FÎCIU, Sonia DROSU
The paper presents the influence of the differential methods to control pests and diseases of vines, respectively chemical control, biological and integrated, over the useful and harmful in a entomofauna vineyard ecosystem. Experimental data obtained showed that the abundance entomofauna (useful and harmful) presented higher values for biological control and integrated methods compared to chemical control method. Integrated control, especially chemical, caused a reduction of 4% and 17% in the number of the useful insects compared to the biological control method. The ratio between useful and harmful entomofauna recorded in May and June had an average of 1.1, with an upward trend in the use of biological control method and decreasing for integrated control, especially the chemical. Useful entomofauna recorded lower values than the harmful for all control methods used, which proves that useful pests are more sensitive than the harmful ones after application.
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