摘要
探讨了大丽花品种花型的演变与进化过程，对我国的大丽花品种资源作了初步调查，对品种分类进行了比较研究，按照花朵特征、花瓣形状变化及花蕊瓣化程度，将大丽花品种分为１０个花型，根据调查发现生产存在的问题，并提出具体解决途径．
The author inquired into the evolution process of the flower types of dahlia′s variety andinvestigated the variety resources of dahlias.According to the feature of flowers,variation of the petal′sshape and the fragmenting degree,the varieties of dahlia are divided into ten types.Some problems arediscovered in productive process by investigation and the specific ways are proposed.
关键词
大丽花
品种资源
分类
花型
Dahlia(Dahlia pinnata Cav.),Variety resource,Classification,Flower type
