Abstract:

The main apple manufacturer of the Bolu province is Seben province and has been produced for many years. A survey study was conducted between 2015-2016 years in order to identify harmful and beneficial species in the apple gardens in the center and villages of Seben. From each chosen garden, 25 trees have been sampled in a branch in the body and four directions of each tree. During the study, the roots of the trees in the apple gardens, bodies, branches, leaves, strawberries, flowers and fruits were studied. The little-moving insect species found on the tree were hand-collected, the others with the Steiner hune. Also harmful and washing samples were brought to the laboratory to make adult and cultivated. The study found 37 harmful species from 23 families connected to seven teams, and three beneficial species connected to three families from three teams. Seben County is in the main harmful position of the Cydia pomonella L. (Lepidoptera: Tortricidae) in the apple gardens, as well as the sheets of Aphis pomi Deg., Dysaphis plantaginea Pass. and HEM.Aphididae and Aculus schlechtendali Nal. (Acarina: Eriophyidae) has also been determined to cause damage to apples. In some gardens, Tetranychus urticae Koch. and Panonychus ulmi Koch. (Acarina: Tetranychidae) sometimes appeared as significant harmful species. Chrysoperla carneae (Stephens) (Neuroptera: Chrysopidae) and Coccinella semptempunctata L. (Coleoptera: Coccinellidae) is identified as the most common predator species in apple gardens.

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