Form of chemical degradation in the Kolbuszowa district soils

Abstract

On the terrain of the Kolbuszowa District very acid and acid soils overweigh about low affluence in phosphorus, potassium and magnesium. The large meaning in the agricultural practice has liming and fertilization of P, K and Mg adapted to requirements of alimentary plants in this situation.Agricultural uses soil in Kolbuszowa District are not contaminated with heavy metals. The average contents of metals found were: Cd-0.24; Cu-5.5; Ni-5.6; Pb-14.9; Zn-24.4, Cr-18.6; Mn-206 i Fe 5783 mg/kg, in the surface layer of soils, and they were within respective metal concentration ranges to be expected naturally in soil. Only on terrains about the raised content of cadmium in the soil (> 0.30 mg /kg) oneself tillage of vegetables designed for children should be limited.