Essays about: "Anna-Karin Mellin"
Found 1 essay containing the words Anna-Karin Mellin.
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1. Nitrogen mineralization in a sludge-amended sandy clay loam in South Africa
University essay from SLU/Dept. of Soil SciencesAbstract : Sewage sludge is a solid, semi-solid or liquid byproduct produced by waste water treatment plants. It contains both compounds of agricultural value (e.g. organic material, nitrogen, phosphorous, potassium and to a lesser extent calcium, sulphur and magnesium), and pollutants (e. READ MORE
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