Species richness and evenness were unrelated to similarity in species composition.
物种丰富度和均匀度均与物种构成上的相似性没有显著相关关系。
The resources of state-protected plants in the east area of Guangdong Province, China possess the features of richness in composition, antiquity of origin and abundance of endemic elements.
其国家保护植物资源具有种类丰富、古老性强、中国特有现象突出等特点。
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