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| 西日本松材线虫病生态地理分布图式的研究 | |
| 引用本文： | 张星耀. 西日本松材线虫病生态地理分布图式的研究[J]. 西北林学院学报, 1991, 6(1): 58-63 |
| 作者姓名： | 张星耀 |
| 作者单位： | 西北林学院森林资源保护系 |
| 摘 要： | 本文对西日本98个地域,21个生态因子,采用灰色聚类和模糊聚类的分析方法,研究了松材线虫病(Bursaphelenchus xylophilus)在西日本的生态地理分布图式。其结果将西日本识别为最适宜、适宜、比较适宜、一般适宜、不适宜、最不适宜6类分布环境类型,并给出了分布图。 |
| 关 键 词： | 松材线虫病 生态 地理分布 |
Eco-geographical Distribution Pattern of Pine Wilting Caused by Bursaphelenchus xylophilus in Western Japan |
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| Zhang Xingyao. Eco-geographical Distribution Pattern of Pine Wilting Caused by Bursaphelenchus xylophilus in Western Japan[J]. Journal of Northwest Forestry University, 1991, 6(1): 58-63 | |
| Authors: | Zhang Xingyao |
| Affiliation: | Dept. of Forest Resource Conservation |
| Abstract: | Studies eco-geographical distribution pattern of pine wilting caused by Bursaphelenchus xylophilus in western Japan by using grey clustering and fuzzy clustering analysis methods. The distribution pattern was made up of six environmental types, and the distribution pattern map was drawn |
| Keywords: | Bursaphelenchus xylophilus Fuzzy clustering analysis Grey clustering analysis Eco-geography Japan |
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