Anahtar Kelimeler: Asma (Vitis vinifera L.), Bağ Küllemesi (Erysiphe necator Schw.), Kimyasal mücadele, Erzincan.
The Determination of Efficıency Of Different Spraying Programs To Powdery Mildew (Erysiphe Necator Schw.) in Vineyard
This study was made to form a spray program to be effective in disease control and determinate first spraying time and other spraying intervals in the chemical control to Powdery Mildew(E. necator) disease.
The project was conducted in the farmers vineyard with 4da Karaerik grape cultivar infected with disease in Üzümlü district of Erzincan province in 2015. Trial was established as 4 characters (Program A, Program B, Program C and control) with 5 replicates in randomized block design. In the study, applications were made according to Program A, Program B, Program C which are different spraying time and intervals for disease struggling. In the result of study, effects in the disease struggle of these applications were statistically evaluated and the most successful spraying program was determined at struggle with disease. Same fungusit was used during all application in the study.
In the result of the evaluations, efficiency of applications were determined as %56,13 for Program A, %71,86 for Program B, %77,85 for Program C in leaf and %61 for Program A, %85.06 for Program B, %91.25 for Program C in fruit. Both in leaf and in fruit, the applications according to program C exhibited the most efficiency at struggle with disease.
Key Words: Grapevine (Vitis vinifera L.), Powdery Mildew (Erysiphe necator Schw.), Chemical control, Erzincan.
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