Detection of harmful and beneficial insects in corn fields in Siirt province

This study was carried out in the center and districts of Siirt province between 2022 and 2023 to determine the harmful and beneficial insects found in corn production areas. In the study, atrap, visual and loop control methods and pheromone delta type sexual attractant traps were used to detect the species. As a result of this study, 17 harmful insect species belonging to 8 families belonging to 3 orders and 16 beneficial insect species belonging to 7 families belonging to 4 orders were detected in corn growing areas. Corn borer (Ostrinia nubilalis Hbn. Lep.: Crambidae), Corn ear borer (Sesamia nonagrioides Hbn. Lep.: Noctudiae.) and Greenworm (Helicoverpa armigera Hbn. Lep.: Noctudiae) species, which primarily cause crop loss in corn, were detected in these areas. has been made. On the other hand, it was determined that leafhoppers (Empoasca decipiens Paoli Hem.: Cicadellidae) and Asymmetrasca decedens Paoli Hem.: Cicadellidae) species were abundant in the vegetative period of the corn plant. And also; Hippodamia variegata (Goeze, 1777), Coccinella septempunctata (Linnaeus, 1758) species belonging to the Coccinellidae family of the Coleoptera order, which were determined to be important beneficial species; Anthocoris nemoralis (F.) species belonging to the Anthocoridae family of the Hemiptera order; Nabis pseudoferus (Romane, 1949) species belonging to the Nabidae family; Deraeocoris serenus (Douglas & Scott, 1868) species belonging to the family Miridae; Chrysoperla carnea (Steph.) species belonging to the Chrysopidae family of the order Neuroptera; Sphaerophoria rueppellii (Wiedemann, 1830) and Eupeodes corollae (Fabricius, 1794) species belonging to the Syrphidae family of the Diptera order have been identified.