延安市城市绿化区松大蚜的发生与防治
XianDai NongYe KeJi(2018)
Abstract
通过观察延安市城市绿化区松大蚜的危害情况,总结分析了松大蚜的形态特征、危害特点和发生特点,从技术层面提出了有针对性的防治措施,并从保护绿化成果的层面探讨了城市绿化和病虫害防治的对策.
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