里奇柳(Richelieu)系用两个对黑星病免疫的渥太华苹果品系(O-521×O-541)杂交育成的优良抗病中熟红色苹果。该品种树势中等,基部枝条开张。果实近扁圆形,果个大。果实外观美丽,果皮薄而光滑,果面红色占85％。果肉白色,硬度大而脆,肉质细,微酸,较甜,可溶性固形物 Richelieu is an excellent, disease-resistant, ripe-red apple that was bred from two Ottawa apple lines (O-521 × O-541) that were immune to scab. The species is medium-sized trees, the base branches opened. Fruit nearly oblate, fruit a large. The fruit looks beautiful, thin and smooth skin, fruit red accounted for 85%. White flesh, hard and brittle, fleshy, slightly acidic, sweet, soluble solids