RECOGNITION, TYPE AND FIGHT OF HARMFUL DAMAGES Definition and Lifestyle: Adult gray colored, approximately 10 mm long, with triangular chocolate-colored spots on both wing tips. Eggs are oval in shape, 1–1.2 mm in diameter, initially milky white in color and waxy in appearance. As the egg develops, a reddish ring is seen in the middle, just before the hatching, the developed larva can be clearly observed. The mature larva, which completes its development and leaves the apple, has a whitish pink appearance with a length of 15-20 mm. In order for the adult to lay eggs, the evening twilight temperature must be above 15°C for two consecutive days. Type of damage: The larvae, which directly damage the fruit, pierce the fruit and open galleries in them, eating the fleshy part and the core house, leaving dirt. Harmful plants: It is harmful to apple, pear, quince and walnut. In addition to these, it can also be seen in plum, apricot and peach.