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  1. Soil erosion causes loss of soil productivity and pollution of surface waters. Photo Credit: Sjoerd Duiker, Penn State Extension
    Articles
    Predicting Soil Loss with RUSLE2
    By Jennifer Weld, Sjoerd Willem Duiker, Ph.D., CCA
    How much soil is lost from your fields and what can be done to reduce soil loss? Read on to learn about the factors included in estimating soil loss using RUSLE2 (second version of Revised Universal Soil Loss Equation).
  2. Closeup of crusting soil
    Articles
    Soil Crusting
    By Sjoerd Willem Duiker, Ph.D., CCA
    Soil crusting can be a serious problem on soils with poor aggregate stability. It leads to reduced water infiltration and inhibits seedling emergence. What leads to crusting and what can be done to avoid it?
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