1 Strengthen agricultural control and reduce the source of insects. Plowing in winter, the insects that fell on the ground were turned to the ground, and underground overwintering pests turned to the ground, destroying the dormant environment of pests. According to field investigations, compared with plowed or unplowed orchards, the damage rate of P. elegans to young fruit was 9.3%; P. edulis had a low rate of damage to shoots of 7.8%; 2 canopy spraying. In the period of pear infestation, P. citriformis and P. edulis emerged during the peak period, drug control can play the role of pre-press control. Pest control Pest may use 500 to 600 times the new high-fat film with 90% crystals of dipterex 700 times or enemy kill 2.5% C cream 1500 times; control of pear real bees can use the new high-thickness membrane 800 times with Saurer 20 % Emulsion 2000 times or 40% omethoate 1200 times; Pesticide can be used to control 600 times of new high-fat lipid membrane combined with 25% of insecticidal double 500 times. Atm Machine,Bitcoin Machine Kiosk,Self Cashless Bitcoin Machine,Lcd/Led Media Player Shenzhen Sunson Tech Co., Ltd , https://www.sunsonkiosk.com