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3种爬山虎属植物23个生态型的耐荫性研究     被引量:43

Shade-tolerance of 23 Ecotypes Within Three Species of Parthenocissus spp. Collected from Southern and Middle Parts of China

文献类型:期刊文献

中文题名:3种爬山虎属植物23个生态型的耐荫性研究

英文题名:Shade-tolerance of 23 Ecotypes Within Three Species of Parthenocissus spp. Collected from Southern and Middle Parts of China

作者:肖松江[1] 孙振元[2] 杨中艺[1] 袁剑刚[1] 辛国荣[1] 巨关升[2] 袁首仁[1]

第一作者:肖松江

机构:[1]中山大学生命科学学院;[2]中国林业科学研究院林业研究所

年份:2006

卷号:45

期号:3

起止页码:73-77

中文期刊名:中山大学学报:自然科学版

收录:CSTPCD;;Scopus;北大核心:【北大核心2004】;CSCD:【CSCD2011_2012】;

基金:国家高新技术研究发展计划(863计划)资助项目(2003AA244030)

语种:中文

中文关键词:异叶爬山虎;栓翅爬山虎;五叶爬山虎;耐荫性;生态型

外文关键词:Parthenocissus dalzielii ; P. suberosa ; P. quinquenfolia ; shade-tolerance ; ecotype

分类号:Q94

摘要:为探讨爬山虎属植物的耐荫特性,设置了3个不同的遮光水平(遮光度分别为:0、37和78%)对异叶爬山虎、栓翅爬山虎和五叶爬山虎的23个不同生态型进行了耐荫性研究。研究结果表明:异叶爬山虎具有良好的耐荫特性,其中尤以广州天河异叶爬山虎生态型耐荫性最强,所使用的各指标中,比叶面积最能反映爬山虎植物的耐阴性。
Seventeen, five and one ecotypes of P. dalzielii, P. suberosa and P. quinquenfolia, respectively, were collected from 5 provinces in southern and middle parts of China, and their shade-tolerance was investigated. The plants were stressed under 2 shading treatments (shading ratio were 37% and 78%, respectively) and a control with zero shading was also conducted. The results showed that the shade-tolerance of P. dalzielii was higher than that of P. suberosa and P. quinquenfolia. The ecotypes collected from Tianhe district, Guangzhou City, Guangdong Province were with the highest shade-tolerance. Among characters tested, ratio of leaf area/dry weight value were found to be coincident with the actual shade-tolerance of the tested ecotypes, and therefore were considered to be useful for evaluating the shade-tolerance of plants of Parthenocissus spp.

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