世界各葡萄主产国都十分重视营养系选种,许多国家规定不是优良选系不得繁育种苗。葡萄多用于酿酒,葡萄酒质主要取决于品种,其次才是工艺的改进。名牌葡萄酒总是和著名葡萄品种相关联,从而形成名葡萄酒和对应品种的相对稳定性。因此,对原有 The major producing countries in the world attach great importance to the selection of the Department of Nutrition, and many countries are not allowed to breed seedlings that are not excellent. Grapes are mostly used for wine making, wine quality depends mainly on the variety, followed by the improvement of the process. Famous wines are always associated with well-known grape varieties to form the relative stability of the famous wines and their corresponding varieties. So for the original