works at distillery in cognac white wine region, charente, steel tanks for fermentation of ugni blanc grape uses for cognac strong

europe agriculture autumn barrels boiler bonne chauffe carentais copper still charentais distillation charente cognac distillery countryside fermentation france french grande champagne grape house industry juice landscape montils nature oak old outdoor pineau plant poitoucharentes pot pressing segonzac sky steel tank tour twostage process ugni blanc village vineyard viniculture visit viticulture walking white wine region winemaking winery