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Research For Distribution Of The Vegetation On Mentougou Quarries Wasteland

Posted on:2009-10-26Degree:MasterType:Thesis
Country:ChinaCandidate:H PangFull Text:PDF
GTID:2120360242492366Subject:Engineering green
Abstract/Summary:PDF Full Text Request
In this paper, Mentougou quarries wasteland for the study, the growth of vegetation distribution of theoretical basis for research,combination of through collection and enquiries imformation,field investigation,processing and analysis the data.The abandoned quarry on the distribution of vegetation.In this paper,use of niche breadth index formula,elected the quality of the grass 12,13 species of shrubs and five kinds of trees,abandoned quarry in the application of ecological restoration; Usingχ2 test was significant correlation between the kinds of formula,selection to 42 plant species on the link between the species showed a positive correlation between sexual;From the altitude, aspect, slope and the slope type IV,the survey sample cluster analysis,established under the conditions of each site to the growth of vegetation;And in accordance with ecological restoration of different life-like conduct of the investigation division,determine the length of different communities and the development of the main species,Mentougou district in the future to the abandoned quarry provide a theoretical basis for ecological restoration.
Keywords/Search Tags:quarries recovery wasteland, ecological restoration, niche width, the dominat species
PDF Full Text Request
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