Forest ecosystem is the biggest land ecosystem in the world.

森林生态系统是地球上最大的陆地生态系统.

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Effects of acid deposition and atmospheric pollution on forest ecosystem biomass in southern China were investigated.

调查酸沉降和大气污染对华南典型森林生态系统植物生物量的影响.

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Forest ecosystem provides a lot of goods and services for human industrial industry.

森林生态系统为人类提供了众多的商品和服务.

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Ulmus pumila open forest ecosystem plays an important role in Otindag Sandy Land.

榆树疏林生态系统是浑善达克沙地的重要组分之一.

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