concrete tanks for first fermentation of grapes, bordeaux saint-emilion wine making region, harvest of merlot or cabernet

cabernet franc sauvignon lalande libournais region malbec merlot merlotbased wine petit verdot pomerol appellation agriculture bordeaux superior chateau classification complex domain equipment france french grape harvest industry juice limestone production red blend right bank saintemilion soil sorting travel vineyard viticulture winemaking winery workers works