标题: |
燕山山地华北落叶松人工林群落生物多样性及其生物量的研究 |
英文标题: |
STUDY ON BIODIVERSITY AND BIOMASS IN LARIX PRINCICPIS-RUPPRECHTII MAYR. PLANTATION COMMUNITY IN YANSHAN MOUNTAINOUS REGION |
作者: |
徐郑周,刘广营,王广海,赵国华,马长明 |
英文作者: |
XU ZHENGZHOU,LIU GUANGYING,WANG GUANGHAIZHAO GUOHUA,MA CHANGMING |
出版时间: |
2010-01-01 |
机构: |
河北农业大学 |
关键词: |
华北落叶松,生物多样性,生物量 |
英文关键词: |
LARIX PRINCICPIS-RUPPRECHTII MAYR.,BIODIVERSITY,BIOMASS |
刊名: |
林业资源管理 |
英文刊名: |
FOREST RESOURCES MANAGEMENT |
ISSN: |
1002-6622 |
卷号: |
002 |
基金: |
^A国家科技支撑计划项目^B2006BAD24B06^D1 |
页码: |
43-49 |
分类号: |
S718.556 |
摘要: |
研究了燕山山地华北落叶松人工林3种林分类型植物群落的生物多样性和生物量.结果表明:1)华北落叶松白桦混交林和华北落叶松山杨混交林植物物种数均高于华北落叶松纯林,3种类型群落优势种有很大差异.2)3种类型群落的α多样性指数均表现为草本层>灌木层>乔木层,2种华北落叶松混交林α多样性指数高于华北落叶松纯林.3)华北落叶松纯林乔木层生物量比例最高,达到99.33%,高于两种混交林;各器官生物量的分配规律为树干>树枝>树根>树皮>树叶,且所占比例有所差异. |
英文摘要: |
Biodiversity and biomass of plantation community in three different types of Larix princicpis-rupprechtii Mayr.in Yanshan Mountainous Region were studied in this paper.The results showed:(1) The number of plant species of both mixed stand of Larix princicpis-rupprechtii Mayr.and Betula platyphylla Suk.and that of Larix princicpis-rupprechtii Mayr.and Populus davidiana Dode.was higher than the one of Larix princicpis-rupprechtii Mayr.forest.The dominant species were significantly different in three types of ... |