| 昆明市云南松梢木蠹象危害情况调查 |
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| 引用本文： | 李义龙,张毅宁,杨富,周鉴云,陈树琼. 昆明市云南松梢木蠹象危害情况调查[J]. 西部林业科学, 2001, 0(4): 53-55 |
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| 作者姓名： | 李义龙 张毅宁 杨富 周鉴云 陈树琼 |
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| 作者单位： | 昆明市森林病虫防治检疫站,云南,昆明,650223 |
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| 摘 要： | 云南松梢木蠹象(Pissodes sp.)主要危害云南松(Pinus yunnanensis)幼树,目前仅在昆明市嵩明县大哨乡海拔2 200～2 600m范围内的云南松纯林以及混交林幼林中发生.通过3年的调查,基本掌握了该虫的危害程度及危害特点.调查结果表明大哨乡云南松梢木蠹象危害严重时期松林受害面积达351hm2,其补充营养株率、枝干受害株率、危害指数分别为90.5%、37.1%、42.1%;枝干受害株率和危害指数与该虫补充营养株率之间存在明显相关性.
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| 关 键 词： | 云南松梢木蠹象 云南松幼林 危害 调查 |
| 文章编号： | 1007-3353(2001)04-0053-03 |
| 修稿时间： | 2001-04-09 |
Harm of Pissdos sp. on Pinus yunnanensis in Kunming City |
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| LI Yi long,ZHANG Yi ning,YANG Fu,ZHOU Jian yun,CHEN Shu qiong. Harm of Pissdos sp. on Pinus yunnanensis in Kunming City[J]. Journal of West China Forestry Science, 2001, 0(4): 53-55 |
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| Authors: | LI Yi long ZHANG Yi ning YANG Fu ZHOU Jian yun CHEN Shu qiong |
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| Abstract: | Pissdos sp harming Yunnan pine (Pinus yunnanensis) was only found at the pure and mixed Yunnan pine plantation of young middle age located 2 200 to 2 600m above sea level in Dashao township,Songming county of Kunming Three years investigation and study basically made the harm of Pissdos sp on Yunnan pine clear The harmed area of Yunnan pine at the fastigium of Pissdos sp harming was 351hm 2 Three indexes,namely the percentage of feeding trees, the percentage of trees with harmed branches and stems,and harm index were 90 5%, 37 1% and 42 1 respectively The percentage of feeding trees and the percentage of trees with harmed branches and stems, the percentage of feeding trees and harm index were significantly related |
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| Keywords: | Pissdos sp young middle aged forest of Yunnan pine harm investigation |
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