1. Soil erosion
... erosion, and one of the major causes of soil fertility depletion of Kenyan soils (Gachene et. al.1997). The Universal Soil Loss Equation (USLE) estimates average annual soil loss from sheet and till erosion. The equation is: A=RKLSCP, where A is the computed soil loss per unit area, R is a rainfall factor, K is a soil erodibility factor, L is a slope length factor, S is a slope ... Chemical farmers are still losing about a third of their crops each year to insects, diseases, and weeds. Because of tilling practices, these chemicals used in farming not only effect the food produced and gro...
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- Grade Level: High School