Therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.
我们采取径流实验小区进行对比观测的方法，初步分析了裸地、林地和草地三种不同下垫面条件对径流量及年内分配的影响作用。
Therefore, tree planting and grass growing in semi-arid area maybe reduce runoff, meanwhile, improve monthly runoff distribution in a year.
我们采取径流实验小区进行对比观测的方法，初步分析了裸地、林地和草地三种不同下垫面条件对径流量及年内分配的影响作用。
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