改善和优化土地利用方式和结构是综合治理黄土高原人为加速侵蚀的关键。
To improve and optimize land use pattern and structure is one of the most effective ways to the control of human-accelerated erosion in the hilly-gully loess region.
人为加速侵蚀与自然侵蚀相叠加是近现代洛川塬区沟谷发育、土壤侵蚀剧烈的主要原因。
The main reasons why gully development and soil erosion have been intensifying in Luochuan plateau in modern times are that erosions by personal factors integrate with ones by natural factors.
结果表明：人为加速侵蚀主要引起表土层细菌、放线菌、真菌数量减少，其中以真菌下降率最高。
The results show that man made accelerated erosion decreases the Numbers of bacteria, fungi and actinomyces, among which fungi was affected drastically.
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