The water footprint and virtual water exports of Spanish tomatoes
The water footprint and virtual water exports of Spanish tomatoes
The water footprint and virtual water exports of Spanish tomatoes
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32 THE WATER FOOTPRINT OF TOMATO PRODUCTIONTABLE 6. Water apparent productivity <strong>of</strong> surface <strong>and</strong> ground<strong>water</strong> irrigation (€/m 3 )Open-airirrigated WAP(€/m 3 )Greenhouse Early season Middle season Late season Av. WAPWAP (€/m 3 ) WAP (€/m 3 ) WAP (€/m 3 ) WAP (€/m 3 ) €/m 3 )Surface 3.0 6.4 2.8 4.7 3.0Ground<strong>water</strong> 4.1 7.6 6.5 3.7 10.5 7.2