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Nitrate leaching loss from an intensive vegetable production system on the Mediterranean coast

Fecha de publicación:
1 de enero de 2007

The greenhouse-based vegetable production system of south-eastern Spain is associated with considerable NO3 contamination of aquifers. Eighty percent of cropping is in soil, the rest in "open" hydroponic systems. Nitrate leaching was measured from vegetable crops grown in greenhouses, in soil and in open hydroponic systems, using local crop management practices. Melon and sweet pepper crops were grown ...