酸雨引起杨树木材性质的变异对杨木的加工利用有一定的影响。
The variation of wood properties by acid rain influenced significantly wood processing and utilization .
本文对未来杨树新品种选育及白杨透翅蛾的无公害防治提供了一定的理论基础。
The aim is to lay a theoretical foundation for the selective breeding of new poplar species and harmless control of poplar clearwing moth in the future.
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