湖北林业科技

Abstracts:Through the study on the attractive effect of synthetic sex pheromone lure to Dendrolimus punctatus, the result indicated that the effective distance was 300 m, and it didn't show logarithmic positively correlated relationship between the amount of sex pheromone and the amount of trapping dose from low dose (50 μg per piece) to the high dose (5000 μg per piece). The active ingredients residues didn't show significant difference after 40 to 47days.The synthetic sex pheromone lure didn't produce destructive interference with the activities of parasitic natural enemies.