一、无核白别名无籽露、美国青提、汤普逊无核品种来源欧亚种。原产中亚细亚。为我国新疆地区鲜食、制干主栽品种,在甘肃敦煌、内蒙古乌海等地也有栽培。植物学特征嫩梢绿色,有光泽。幼叶薄,黄绿带橙黄色,叶面有光泽,上、下表面均光滑无绒毛。一年生成熟枝条黄褐色。成龄叶片中等大,圆形,五裂,上侧裂中等深,下侧裂浅,叶片尖端锯齿锐,叶边缘锯齿 First, the nuclear-free alias No seed dew, the United States Qingti, Thompson seedless source of Eurasian species. Origin of Central Asia. Xinjiang region for our fresh food, dry cultivated varieties, Dunhuang in Gansu, Inner Mongolia Wuhai and other places also cultivated. Botanical characteristics young shoots green, shiny. Young leaves thin yellow-green belt orange yellow, shiny leaves, the upper and lower surfaces are smooth without hair. Annual ripe branches yellowish brown. Medium mature leaves, round, five cracked, upper middle fissure medium depth, shallow fissure below, blade tip serrated sharp, leaf edge serrated