| 云杉梢斑螟发生与云杉林分结构关系的研究 |
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| 引用本文： | 刘建荣.云杉梢斑螟发生与云杉林分结构关系的研究[J].内蒙古林业调查设计,2019(1):64-65,41. |
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| 作者姓名： | 刘建荣 |
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| 作者单位： | 忻州市忻府区林业站 |
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| 摘 要： | 云杉梢斑螟是云杉林最主要的害虫之一,文章对肃南裕固族自治县云杉梢斑螟的发生与林分结构的关系进行了调查。结果显示,林分的郁闭度越低,云杉梢斑螟的虫口密度和有虫枝率越高,其危害越严重,中龄林平均虫口密度最大,纯林中云杉梢斑螟发生比混交林发生严重。
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| 关 键 词： | 云杉梢斑螟 环境 防治 危害 |
Study on the Relationship Between the Occurrences of Dioryctria Schuezeella and Spruce Forest Stand |
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| LIU Jianrong.Study on the Relationship Between the Occurrences of Dioryctria Schuezeella and Spruce Forest Stand[J].Inner Mongolia Forestry Investigation and Design,2019(1):64-65,41. |
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| Authors: | LIU Jianrong |
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| Institution: | (Xinfu District Forestry Station,Xinzhou 034000,Shanxi Province,China) |
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| Abstract: | LIU Jianrong(Xinfu District Forestry Station,Xinzhou 034000,Shanxi Province,China) |
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| Keywords: | spruce dioryctria schuezeella environment prevention and control damage |
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