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四川若干亚热带草地的种类组成,植被结构和光的截获
引用本文:Flie.,LM 钟章成.四川若干亚热带草地的种类组成,植被结构和光的截获[J].西南师范大学学报(自然科学版),1990,15(3):362-379.
作者姓名:Flie.  LM 钟章成
作者单位:Louis M. Flicrvoct Zhong Zhangchcng Marintis J. A. Wergcr 1) Department of Plant Ecology,University of Utrecht,Lange Nieuwstraat 106,3512 PN Utrecht.The Netherlands. 2) Department of Biology,Southwest China Teachers University,Beibei,Chongqing,Sichuan,China
摘    要:本文叙述四川重庆附近地区6个亚热带草地类型的植物区系组成、植物量和植冠结构.这6个亚热带草地类型分别属于半自然样地和栽培样地的两个不同植物群落.所有的草地类型是非常明显地由5个优势种组成.这两个植物群落的植冠结构虽然有些区别,但更重要的是这两个群落结构类型却完全不同.这两个结构类型决定于优势种是禾草类或蕨类植物.植冠内部的光气候决定于植冠的结构.蒙斯(Momsi)和塞克(Saeki)模型可以很好地描述禾草类占优势的植冠中的光气候,但不能应用于以蕨类植物占优势的植冠中的光气候.

关 键 词:亚热带  草地  植被结构  四川

SPECIES COMPOSITION, VEGETATION STRUCTURE AND LIGHT INTERCEPTION OF-SOME SUBTROPICAL GRASSLANDS IN SICHUAN, CHINA
Louis M. Flicrvoct Zhong Zhangchcng Marintis J. A. Wergcr.SPECIES COMPOSITION, VEGETATION STRUCTURE AND LIGHT INTERCEPTION OF-SOME SUBTROPICAL GRASSLANDS IN SICHUAN, CHINA[J].Journal of Southwest China Normal University(Natural Science),1990,15(3):362-379.
Authors:Louis M Flicrvoct Zhong Zhangchcng Marintis J A Wergcr
Institution:Louis M. Flicrvoct Zhong Zhangchcng Marintis J. A. Wergcr 1) Department of Plant Ecology,University of Utrecht,Lange Nieuwstraat 106,3512 PN Utrecht.The Netherlands. 2) Department of Biology,Southwest China Teachers University,Beibei,Chongqing,Sichuan,China
Abstract:The floristic composition, phytomass and canopy structure of six grassland types in the vicinity of Chongging. Sichuan. China, is described. Phytosociologically two main types arc distinguished. All grassland types are strongly dominated by few species. Also in canopy structure two main types are distinguished, but the structural types do not fully parallel the phytosociological types. The structural types arc determined by the dominant species being either a grass or a fern. Light climates inside the canopies depend on the structure of the canopies. The Monsi & Saeki model well described the light climate on the grass-dominated canopies, but not that in the fern-dominated canopies.
Keywords:floristical composition  aboveground phylomass  Leaf area index  vegetation structure  light interception  subtropical grasslands
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