The variation in cadmium concentration in agricultural topsoil has beenstudied by DMU (Larsen et al 1996.). Regional variation in the cadmiumconcentration was observed. The regional median cadmium concentrationin the surface layer of arable soil based on 400 measurements in Danishsoils (Larsen et al. 1996, Rasmussen and Illerup 1997) was used in thisrisk assessment.
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