以下为句子列表：
英文: The soil erosion in TypicalRegions of Loess Plat eau are studied in this paper:(1)the main factors affecting soilerosi on are pre cipitation, topography and land use; (2)the main erosion types arte watererosio n and gravity erosion; (3)the soil erosion is
中文: 对二龙山水库上游流域水土流失状况及自然植被情况等进行了调研，以唤起人们对土壤侵蚀状况有一个明确的认识，根据生物的适宜性进行调整，充分发挥生物与环境的最高生产力，采取有效措施和对策防止土壤侵蚀之目的。
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