To investigate the effects of grafting on the aromatic composition and content in oriental sweet melon during different development periods, the oriental sweet melon (Cucumis melo var.makuwa Makino) Yumeiren as scion, and the white seed pumpkin Shengzhen No.l as rootstock, using them and pumpkin stock are combined with tongue approach grafting, and the fruits of self-rooted plant are used as control.