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Issue:
Root biomass of karst vegetation in a mountainous area of southwestern China
Author(s):
LUO Donghui
,
XIA Zuo
,
YUAN Zuozuo
,
ZHANG Zhonghua
,
ZHU Jiedong
,
NI Jian
Pages:
611
-
618
Year:
2010
Issue:
5
Journal:
Journal of Plant Ecology(Chinese Version)
Keyword:
karst vegetation
;
Maolan National Natural Reserve
;
root biomass
;
rock stand
;
soil stand
;
vegetation resto-ration
;
Abstract:
在贵州茂兰喀斯特森林国家自然保护区内,选取2种立地条件上(岩石和土壤分别占优势)的5个植被恢复阶段(草本群落、灌草群落、灌木群落、次项极常绿落叶阔叶林和顶极常绿落叶阔叶林)共10个样地,利用平均标准木机械布点法对根系进行采集,分析了其生物量总量、不同根系径级的分配格局和地下空间的分布规律.结果表明:1)喀斯特植物群落的正向植被恢复进程极显著地增加了地下生物量(p<0.001),从草本群落的2.63...
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