红鸡心,又名紫牛奶,欧亚种,原产我国。该品种在青岛市崂山郊区有一百多年的栽培历史。经过群众的长期栽培实践证明,该品种有以下特性:①晚熟:从萌芽至果实完全成熟170～180天,在崂山一般是9月下旬至10月上旬成熟,此时正是巨峰等其他葡萄采收之后的供应淡季,又恰逢国庆节和农历中秋节,因此颇受消费者的欢迎。②果实性状 Red heart, also known as purple milk, Eurasian species, native to China. The variety in Laoshan suburbs of Qingdao City has a hundred years of cultivation history. After the masses of long-term cultivation practice has proved that the varieties have the following characteristics: ① late maturing: fruit ripening from the sprouts to 170 to 180 days, in Laoshan generally late September to early October mature, this time it is Kyoho and other grapes After receiving the off-season, but also coincides with the National Day and the Lunar New Year, so popular with consumers. ② fruit traits