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1·Once is established, shrubland thrives, particularly in the Arctic, because Arctic shrubs are good at taking advantage of increased nutrients in the soil, better than other Arctic plants.

一旦扎根土壤，灌木林地就会生长茂盛，特别是在北极地区，因为北极地区的灌木丛比其他植物更善于利用土壤中的营养成分。

2·Shrubland is the typical degraded ecosystems in the Three Gorges Region.

灌丛是三峡地区典型的退化生态系统类型。

3·The answer seems to be to pick your cleared area carefully. For best results you need patches of shrubland in the middle of open fields.

答案关键看来是得细心挑选荒地，其间要有灌木丛才能达到最佳效果。

4·Small mammals of forest type are mainly distributed in shrubland, secondary forests and primary forest, which are clustered into one group.

灌丛、原生林和次生林中主要分布有森林型小型哺乳动物，聚为一类，为森林群落型；