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The field experiment was carried out in 1998-2000 on arable field situated at Zagaje Stradowskie in the Świętokrzyskie province. The experimental design included two objects: I - control (soil with natural heavy metal contents); 2 - soil contaminated with the following doses of heavy metals: 2 mg Cd, 15 mg Ni, 30 mg CD, 70 mg Zn and 80 mg Pb . kg-I of soil dry mass. Observations on harmful entomofauna:...
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