Biolog ica l Character istics of Eu rypoda an tenna ta and Its ControlMea sures

Longhorned beetle, Eurypoda antennata, was one of the main insect pests that were detrimental to ancient woodybuildings. In Longyou Country of Zhejiang Province, it p roduced only one generation every year, the pest of all stageswerefeeding in wood. Larvae experienced six instars, of which 2～4 instar overwintered in boring tunnels, and the fourth instarlarvae accounted for 78%. E. antennata began to moult atmid-June and reached the peak in early July, ended atmid-July.The molted was active at night and acquired nutrient from originally-destroyed wood, no migration was observed at themoment. Average eggs of femaleswere 80. 17 ( range from 27 to 148) , they laid eggs solitarily or dispersally between woodgaps, in feeding tunnels and occasionally on the surface of the wood. Dried, ventilated old buildingwas suitable for the pestsurvival. 8% Lv-se-weilei (200 ) integrated with strict quarantineswere effectively methods against the pest.