The side effects of some insecticides and plant extracts on the predator of pear psyllae insect Anthocoris nemoralis (F.) and the parasite Trechnites psyllae (R.)

The toxic effect of some insecticides (Amitraz, Amitraz + summer oil, Abamectin, Abamectin + summer oil) and plant extracts (Melia azedarach L., M. azedarach + summer oil, Schinus molle L., S. molle + summer oil) were tested on the predator of pear psyllae insect Anthocoris nemoralis F. and the parasite Trechnites psyllae R. in the Mokhtaria research station, agricultural research center at Homs during the season 2011.