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Identifying remaining socio-technical challenges at the national level : Belgium
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N management in agrosystems in relation to the water framework directive : proceedings of the 14th N Workshop, October 2005, Maastricht, the Netherlands
Comparing landscape planning in England, Germany and the Netherlands : policy contexts and three case study plans
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Phosphorus in agriculture: global resoources, trends and developments : report to the Steering Committee Technology Assessment of the Ministery of Agriculture, Nature and Food Qual...