59-ME4211 - available 1 Nutrient enrichment can be caused...

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2.1 Determine which Compounds Contribute to Nutrient Enrichment (i) Check whether the substance contains biologically available nitrogen (N) or phosphorous (P) and if so, regard it as contributing to nutrient enrichment. Free nitrogen (N2) should not be so regarded . That means… A compound to be regarded as contributing to nutrient enrichment, it must contain nitrogen or phosphorous in a form which is biologically
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Unformatted text preview: available. 1 Nutrient enrichment can be caused by emissions to air, water and soil . The list of potentially nutrient enriching compounds is very long, but in practice most compounds occurring in the inventory of the product system will be in the list of equivalency factors in Table 4.7. 2 Table 4.7 Equivalency factors for nutrient enrichment [Wenzel et al., 1997]....
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59-ME4211 - available 1 Nutrient enrichment can be caused...

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