... years1995 and 1998, the population of PPM remained at a certain level. In addition, it was observed that in the years at which infestationdecreased, the population of Calosoma sycophanta and ... MATERIALS AND METHODS2.1. Selection of material and study areaThe study area of both control and defoliated trees was around Ferhusvillage (with plantation forest), within the boundaries of ... Thaumetopoeidae) on annual diameter increment of Pinus brutia Ten. in TurkeyMehmet KANAT a *, M. Hakki ALMAb*, Fatih SIVRIKAYA a a Department of Forest Engineering, Faculty of Forestry, Kahramanmaras...