Quantification of the Effect of Fumigation on Short- and Long-Term Nitrogen Mineralization and Nitrification in Different Soils
Stefaan De Nevea,*,
Gabor Csitárib,
Joost Salomeza and
Georges Hofmana
a University of Gent, Department of Soil Management and Soil Care, Division of Soil Fertility and Soil Data Processing, Coupure Links 653, 9000 Gent, Belgium
b Present address: University of Veszprem, Georgikon Faculty of Agronomy, Department of Chemistry and Microbiology, Deák F. u. 16, 8360 Keszthely, Hungary

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Fig. 1. Evolution of mineral N concentrations in the unfumigated soils.
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Fig. 2. Evolution of mineral N concentrations in the fumigated soils.
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Fig. 3. Evolution of NH+4N (left) and NO3N (right) concentrations in the fumigated soils.
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Fig. 4. Transformed NO3N concentrations in the fumigated soils with the nitrification model (Eq. [4]), fitted to the data.
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Copyright © 2004 by the American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America.