“…had been widely investigated during the last few decades (Ribe´reau-Gayon et al, 2000). Numerous studies were also carried out in Spain in order to understand the volatile composition of the grape (Lo´pez-Tamames et al, 1997) and the wines produced from varieties, traditionally cultivated in this country (Pe´rez-Coello et al, 2000;Reyero et al, 2000), or in specific regions or areas, such as Penede´s (De la Presa-Owens et al, 1995), Valencia (Aleixandre et al, 2002), La Rioja (Aznar et al, 2001), Granada (Olalla et al, 1994), Mallorca (Mulet et al, 1992) or Canary Islands (Pomar-Garcı´a et al, 1994). A number of studies of Galician wines quantified various volatile compounds (Versini et al, 1994;Carro et al, 1997;Falque´et al, 2002;Vilanova et al, 2005).…”