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生态学杂志 ›› 1995, Vol. ›› Issue (3): 71-73.

• 研究报告 • 上一篇    下一篇

氟监测植物筛选的主成分分析方法

马恩林   

  1. 首都师范大学, 北京100053
  • 收稿日期:1994-02-27 修回日期:1994-07-26 出版日期:1995-06-10

Use of Principal Component Analysis in Selecting Monitoring Plants for Fluoride

Ma Enlin   

  1. Capital Normal University, Beijing 100053
  • Received:1994-02-27 Revised:1994-07-26 Online:1995-06-10

关键词: 凋落物, 凋落格局, 年凋落量, 城市森林, 沈阳市

Abstract: The method of principal component analysis was applied to the selection of monitoring plants for fluoride,and two complex indexes with difinite meanings were found. The ability of 17 monitoring plants for fluoride were estimated according to the complex indexes. The result showed that this estimation was more accurate than common methds. Therefore,a new methed was provided for the selection of monitoring plants.

Key words: litterfall, litter pattern, yearly litter production, urban forest, Shenyang.