calculates the leaching rate FRAC_LEACH as defined by the IPCC Guidelines for National Greenhouse Gas Inventories 2006. We use the approach used by Canada, see Velthof, Gerardus Lambertus, and J. Mosquera Losada. 2011. Calculation of Nitrous Oxide Emission from Agriculture in the Netherlands: Update of Emission Factors and Leaching Fraction. Alterra. http://library.wur.nl/WebQuery/wurpubs/406284.
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List of magpie objects with results on country level, weight on country level, unit and description.