极早熟大果６２８葡萄是我国农民葡萄专家周建中上世纪末在自己葡萄园中的山东早红芽变树上发现的一个大果极早熟芽变枝培育而成的新品种，是目前全国葡萄品种中最早熟的品种，比世界上著名极早熟葡萄莎芭珍珠早熟l０天以上，比国内极早熟葡萄大粒六月紫早熟５－６天且果粒大２ Very early ripe fruit 628 grapes is a peasant grape expert Zhou Jianzhong at the end of the last century in their own vineyards in Shandong early red bud mutation tree found in a large fruit very early bud sprouting cultivation of new varieties is the current national grape varieties The earliest variety, than the world famous very early grape Sabo pearls precocity l0 days or more, than the domestic very early grapes large grain June purple early 5-6 days and large fruit 2