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鄂尔多斯高原弃耕农田植物群落演替过程中物种多样性的变化
Authors
周继华
姜联合
+5 more
张瑞红
来利明
王永吉
蔡文涛
郑元润
Publication date
1 January 2018
Publisher
Doi
Cite
Abstract
通过对鄂尔多斯高原弃耕农田植物群落演替过程中物种多样性变化规律的研究,得到以下结果:(1)随弃耕年限增加,最终软梁和硬梁弃耕农田的优势植物分别为羊草和本氏针茅。(2)软梁弃耕农田α多样性指数随弃耕年限的增加呈先增加后减少的趋势,β多样性指数变化较大。硬梁弃耕农田物种α多样性指数随弃耕年限增加呈下降趋势,Srensen指数呈先下降后升高的趋势,Cody指数呈先升高后下降的趋势。鄂尔多斯高原弃耕农田植物群落演替过程中植物群落最终向地带性植被演替,符合弃耕农田植物群落演替的一般规律
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of Botany,Chinese Academy Of Sciences
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Last time updated on 09/06/2022