EPIC(Erosion-Productivity Impact Calculator, now it is renamed as Environmental Policy-Integrated Climate Model)is a world famous comprehensive dynamic model developed by US. The major components in EPIC are weather simulation, hydrology, erosion-sedimentation, nutrient cycling, pesticide fate, plant growth, soil temperature, tillage, economics, and plant environment control. It can be used to assess the effect of management strategies on field soil and water resources and crop productivity. Because the sys...
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