Figure 4From: Agroforestry systems of the lowland alluvial valleys of the Tehuacán-Cuicatlán Biosphere Reserve: an evaluation of their biocultural capacity Ecological Importance Value indexes calculated for the most important plant species in agroforestry systems of the sites studied (a) General results at regional level, (b) Zapotitlán (c) Quiotepec, (d) Axusco. Back to article page