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通过对齐齐哈尔地区观赏树木糖槭早落病害形态特征及危害的研究,根据防治试验探索优化有效最佳防治途径。
Through the research on the morphological characteristics and damage of ornamental trees sugar-brown maple in Qihar, the optimal, effective and optimal control methods were explored according to the control experiments.