Species richness was generally low in all shrub communities.

各类灌丛之间物种丰富度指数相差不大.

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Both the species richness index and diversity index of the community were low.

群落物种丰富度和多样性指数低.

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But it looks as though their species richness is caused by the same underlying mechanism.

但看上去,它们的物种丰富性是由同一种潜在的生物机制所产生的.

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In the process of secondary succession from conifer - broadleaf forest to broadleaf forest , species richness fluctuated remarkably.

在针阔混交林向阔叶林演替过程中, 物种丰富度指数表现为较大的波动性.

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And the higher the species richness, landform presents heterogeneity and the fewer thethe surface roughness.

而物种丰富度越高, 地貌形态异质性增强,并且踏头数目越少,地表糙度越大.

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Very few showed significant declines in species richness with distance froms ubplot boundaries.

很少(块草地)显示随着边界距离的增加引起明显的品种数量的减少.

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