ORIGINAL RESEARCH
Preliminary Investigation for Forecasting
the Content of Polycyclic Aromatic Hydrocarbons
after Soil Fertilization with Sewage Sludge
P. Oleszczuk*, S. Baran
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Institute of Soil Science and Environmental Management, University of Agriculture,
ul. Leszczyńskiego 7, 20-069 Lublin, Poland
Pol. J. Environ. Stud. 2004;13(3):253-260
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ABSTRACT
In addition to the positive effects on the physical, chemical and biological soil properties of the application
of sewage sludge into the soil, there is often an increase of both organic and inorganic pollutants in
the soil. One of the most popular organic xenobiotics frequently present in sewage sludge are polycyclic
aromatic hydrocarbons. The aim of this study is to determine possibilities for forecasting the content of
individual PAHs in the soil on the basis of their content in sewage sludge. Two types of sewage sludge with
different PAH contents, both in terms of quantity and quality, were examined. The different types of sludge
were introduced into the soil in the following doses: 30, 75, 150, 300 and 600 t/ha. The results obtained
showed a clear differentiation in the behaviour of individual PAHs in relation to the dose applied and the
type of sewage sludge.