Investigations on harmful species of insect in the Canola production areas in Tekirdağ

Canola is one of the most important oil and alternation plants in our country. Also it's production has increased over time and it still keep having a large production are as and especially area where is Thrace in Turkey. Canola also has many pests as well as other crops. It's planned on determination of presence and species in the canola production are as in the Çorlu province of Tekirdağ and also the planning an infrastructure for the future plans. In 2017, 21 species and in 2018, 17 species were identified in the research. Psylliodes chrysocephala (L.) (Coleoptera: Chrysomelidae) is the highest rate of occurrence in both years. Also Plutella xylostella (L.) (Lepidoptera: Plutellidae), Ceutorhynchus picitarsis (G.) (Coleoptera: Cuculionidae), Dolycoris baccarum (L.) (Hemiptera: Pentatomidae) and Brevicoryne brassicae (L.) (Hemiptera: Aphidiidae) are most common ones. P. xylostella is in April, Brevicoryne brassicae in June, in May 2017 Dolycoris baccarum and in 2018 Psylliodes chrysocephala were determined as common species.