Microspatial differentiation of Drosophila melanogaster populations in and around a wine cellar in southern Spain Angeles ALONSO-MORAGA, A. MUÑOZ-SERRANO, J.M. SERRADILLA and J.R. DAVID Genet. Sel. Evol., 20 3 (1988) 307-314 DOI: 10.1051/gse:19880302