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长白山区华北翦股颖无性系构件的结构及生长

宋金枝 李海燕 周丽威

生态学杂志2011,Vol.30Issue(10):2145-2148,4.
生态学杂志2011,Vol.30Issue(10):2145-2148,4.

长白山区华北翦股颖无性系构件的结构及生长

Structure and growth pattern of Agrostis clavata clone modules in Changbai Mountain area

宋金枝 1李海燕 2周丽威1

作者信息

  • 1. 通化师范学院生物系,吉林通化134002
  • 2. 东北师范大学草地科学研究所植被生态科学教育部重点实验室,长春l30024
  • 折叠

摘要

Abstract

Based on the investigation and measurement of the single clone randomly collected from large samples, this paper analyzed the structure and growth pattern of Agrostis clavata clone modules in Changbai Mountain area. The modules of A. Clavata clone at seed milk stage were consisted of vegetative and reproductive tillers, and the reproductive tillers had the largest number and biomass, occupying 93. 3% and 97. 1% of total, respectively. With the increase of cluster diameter, the number and biomass of reproductive tillers as well as the total number and total biomass of vegetative and reproductive tillers increased by power function, with the coefficients of determination being 0. 661-0. 712. The reproductive tillers number and biomass showed a linear increase with the increasing number and biomass of total tillers, and the coefficients of determination were 0. 997 and 0. 965, respectively.

关键词

华北翦股颖/无性系/构件/异速生长/同速生长

Key words

Agrostis clavata/clone/module/allometry/isogony

分类

农业科技

引用本文复制引用

宋金枝,李海燕,周丽威..长白山区华北翦股颖无性系构件的结构及生长[J].生态学杂志,2011,30(10):2145-2148,4.

基金项目

国家自然科学基金项目(30901049)资助. (30901049)

生态学杂志

OA北大核心CSCDCSTPCD

1000-4890

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