“早红宝石”是中国农业科学院郑州果树研究所以早红２号×瑞光２号杂交育成的早熟甜油桃优良品种，１９９８年通过品种审定。 山东省果树研究所经引种观察认为，该品种的适应性、抗逆性、早果性均强，着果率高，丰产性好，花芽形成容易。速成苗定植第２年成花株率１００％，平 “Early Ruby” is the Chinese Academy of Agricultural Sciences Zhengzhou Fruit Research Institute early red 2 × Ruiguang 2 hybrid breeding of early maturing sweet nectarine varieties, in 1998 passed the species validation. The results of introduction of the fruit tree research institute of Shandong Province observed that the varieties of adaptability, resistance, early fruit are strong, fruit rate, high yield, flower bud formation easy. Planting speed seedlings planted in the second year rate of 100%, flat