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1·They are also a key indicator species that can provide information on the health of an ecosystem.

伦敦动物学会（Zoological Society of London）蝙蝠专家凯特·琼斯说，“它们也是关键的指标物种，能提供有关生态系统健康状况的信息。

2·The scores of ordination were then used for a two way indicator species analysis (TWINSPAN) to the species.

然后利用排序得分对物种进行二元指示种（TWINSPAN）分类。

3·The study on pollen rain of characteristic indicator species has important significance for reconstructing paleo_ecological environment.

特征指示种花粉雨研究，对古生态环境重建也具有重要的意义。

4·Biju said that frogs in India, like frogs in South America, are considered an important indicator species for the health of an ecosystem.

比优称印度的青蛙和南美的青蛙一样，被认为是生态系统健康的一个重要指示物种。

5·The indicators of ecosystem integrity can be grouped into indicator species, structure-function-composition indicators, and stress-response indicators.

并从指示物种，结构-功能-组成，压力-响应等方面介绍了生态系统完整性评价指标；

6·Based on 75 recorded moss species and their coverage, Two-way Indicator species Analysis (TWINSPAN) and Detrended Correspondence Analysis (DCA) were used to analyze their distribution patterns.

基于75种记录的藓类植物及其盖度数据，应用双向指示种分析法(TWINSPAN)和除趋势对应分析(DCA)分析其分布格局。

7·Another indicator, the Living Planet Index, averages changes in the sizes of populations of 1, 686 vertebrate species.

另一个指标，地球生命指数，是1 686种脊椎动物的种群数量变化的平均数。

8·Numerous studies in birds have shown the olfactory ratio, which ranges from less than 10% to more than 30% in a few species, to be a reliable indicator of the sense of smell.

无数的对鸟类于研究发现了嗅觉度，在新的物种里，它们的范围从低于10%到高于30%，这是对嗅觉可靠的指示器。

9·We found the species-abundance model is a good indicator as monitor of habitat change.

认为物种多度模型是良好的生境变化生物指示困子。

10·Cyperus malaccensis is the indicator for tidal river freshwater species.

咸水草是感潮河段咸淡水指标种。