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林地清理、开隔离带、林分改造等营林措施,对压低松褐天牛的危害有明显作用,林地清理虫口密度减退率达91.0%,隔离带可有效阻止松褐天牛的自然扩散,局部林分改造;林分被害率可减少55.7%。
Forest clearing, open belt, stand improvement and other silvicultural measures have a significant effect on reducing the damage of Monochamus alternatus. The reduction rate of densities in the woodland was 91.0%, and the isolation belt could effectively prevent the natural of Monochamus alternatus Diffusion, transformation of the local forest; the rate of forest damage can be reduced by 55.7%.