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科布是由英国东茂林果树试验站用欧洲甜樱桃与中国樱桃杂交育成的樱桃矮化砧木,该砧木与那翁、佐滕锦甜樱桃具有亲和力。其树姿直立,树势中等,枝梢细,节间极短。皮孔圆形,小而稀。叶片短椭圆形。花小,花瓣圆形、白色,有花粉。花期极早,在山形县东根市为4月上旬。营养繁殖容易,嫁接后使树体矮化,根系发育中等。
Cobb is a dwarfed dwarf root stock made from the crossbreeding of the European sweet cherry with Chinese cherry at the Dongmao Fruit Tree Trial Station in the United Kingdom. The stock has affinity with the sweet cherry of Na Weng and Zuo Teng. Its erect posture, tree-like medium, shoots thin, internodes very short. Lenticular round, small and thin. Leaves short oval. Flowers small, round petals, white, pollen. Flowering very early, in the county of Yamagata Prefecture in early April. Nutritional propagation is easy, after dredging the tree dwarf, root development is medium.