Determination of harmful and predatory mite species found in almond trees in the district of Süleymanpaşa (Tekirdağ)

ABSTRACT MSc. Thesis DETERMINATION OF HARMFUL AND PREDATORY MITE SPECIES FOUND IN ALMOND TREES IN THE DISTRICT OF SULEYMANPASA (TEKIRDAG) Neslihan Merve UÇAN Tekirdağ Namık Kemal University Graduate School of Natural and Applied Sciences Department of Plant Protection Supervisor: Dr. Nihal KILIÇ This study was carried to determine harmful and predatory mite species of Acarina on almond trees in Suleymanpaşa (Tekirdağ) . Samples were collected between May-October, in 2014 and 2015. A total of 7673 leaf samples were collected. It was determined that 59.66% of samples were found as infected by mites. At the end of this study, 4 families of Acarina and 9 species belonging to these families were determined. A total of 4 species (Typhlodromus athiasae, Kampimodromus aberrans, Phytoseius finitimus, Euseius finlandicus) belonging to the family Phytoseiidae from these two families, and 1 species of Tydeiidae (Tydeus californicus) were identified. It was found 4 phytophagous species of Tetranychidae which are Amphitetranychus viennensis, Panonychus ulmi, Tetranychus urticae, Bryobia rubrioculus. As a result of the survey, Tetranychus urticae was found the most common harmful mite species with 405 individuals, while only 16 individuals were found in Panonychus ulmi. Among the predator mite species, the most common species was Kampimodromus aberrans with 204 individuals, while Euseius finlandicus was the second with 181 individuals. Key words: Almond, Acarina, Tetranychidae, Phytoseiidae, predatory mite, Tekirdag 2019, 65 PAGES