以下为句子列表：
英文: Abstract: Species diversity is an important part of biodiversity.
中文: 文摘:物种多样性是生物多样性研究的一个重要层次。
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英文: By using the data derived from the permanent plots in Wugong Shan Forest Farm, Jiangxi Province, China, the author of this paper analyzed and contrasted the species diversity and vertical structure between two kind of Chinese fir(Cunninghamia lanceolata(L
中文: 根据在江西武功山林场定位研究的调查材料,对以残留物管理育林法和以传统育林法所培育的两种杉木林分,在物种多样性以及垂直结构等方面,进行了对比分析。
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英文: Experimental plots were established for thinning effects on stand and tree growth, tree species composition, species diversity and soil factors etc. in the mixed larch-spruce-fir stands which originated from planted larch pure forest by observations for 1
中文: 摘要以15块人工落叶松纯林演化后形成的落叶松云冷杉混交林为对象，间伐后12年观测结果，研究间伐对林分和树木生长、树种组成、物种多样性及土壤等因子的影响。
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英文: Growth indices of artificial cultivated HedysarumMaxim. are studied by line transect methods, species diversity indices are calculated to study the sand-fixing effects of HedysarumMaxim.
中文: 摘要采用样线法对人工种植羊柴进行研究，调查其生长状况，并通过研究其物种多样性来分析羊柴对流沙的固定效果。
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英文: In China, the species diversity of Myxomycetes in the north temperate regions is well known, but that in the tropical and subtropical regions is still inadequately known and will become a key research point in the future.
中文: 研究表明，中国北温带地区粘菌多样性比较明了，但热带和亚热带地区的物种多样性研究是滞后的，不过这也是此领域在未来研究的重点。
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