Ali River Forestry Bureau pollution-free control of larch sheath moth

In order to effectively curb the spread of the harm of xing'an larch sheath moth, recently, the Alihe Forestry Bureau adopted the method of hanging attractant to control larch sheath moth, which greatly reduced the density of insect population and protected the results of ecological construction.

It is understood that this year compared with last year, larch sheath moth in the Ali River Forestry Bureau ecological function area of the occurrence of an upward trend, from mid-June, ali river forestry bureau to seize the Xing'an larch sheath moth adult feathering of the best control opportunity, the organization of forest defense station professional and technical personnel to use no direct contact with plants, low compound content, damage to the environment, natural enemies can basically ignore and will not destroy the natural ecological balance of the pollution-free control method of the larch sheath moth control. In the process of prevention and control, the professional and technical personnel of forest defense of the Alihe Forestry Bureau hang the trap at the canopy shade of the forest land from 1.5 meters to 2 meters, and the spacing is 50 meters as the standard to maximize the prevention and control effect of the sexual trap.

Up to now, this bureau has hung a total of 1280 sets of larch sheath moth traps, the control area has reached 6400 acres, and the pollution-free control rate has reached more than 100%, which effectively reduces the insect population density of larch sheath moths and protects the achievements of ecological construction. (Chen Xuejing)