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Using the erosion productivity impact calculator (EPIC) model to estimate the impact of soil erosion for the 1985 RCA appraisal

Putman, J.W.

Using the erosion productivity impact calculator (EPIC) model to estimate the impact of soil erosion for the 1985 RCA appraisal - 1988 - Printed

The US Department of Agriculture developed a physical process model to simulate the soil climate plant management processes in agricultural production and to estimate the impact of soil erosion on resource productivity and fertilizer requirements for the 1985 Resources Conservation Act appraisal. Estimates from this model, the erosion productivity impact calculator (EPIC), show that if cropping patterns and the mix of management, tillage, and conservation practices inventoried in the 1982 National Resources Inventory are continued for 100 years, sheet and rill erosion and wind erosion will exceed erosion tolerance on 127 million acres and 64 million


English


Cost analysis
Erosion
Fertilizer application
Models
Production possibilities
Soil conservation
Soil fertility

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