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大青叶蝉对宁夏灌区农田林网新植树木极具危害性,化学与物理防治均能够显著降低树木抽干,提高树木保存率。从综合防治效益讲,建议采用物理防治。
The leafhopper on Ningxia irrigation farmland forest network of newly planted trees is very harmful, chemical and physical control can significantly reduce the tree drained and improve the preservation rate of trees. From the comprehensive prevention and treatment benefits, it is recommended to use physical control.