关键词: 果树, 果树, 辐射, 诱变育种, 进展

Abstract: Weifang is located in the east of Shandong Province in China. The Climate is temperate zone monsoon climate. The average annual temperature is 12.3℃, it is the suitable cultivation area for Deciduous fruit trees. It is rich in fruit trees resources in Weifang. Since 1980, around the germplasm resources of fruit trees in Weifang, the author has carried out a series of collection, investigation, and identification, in order to protect, develop and utilize them. As a result, the author has identified the germplasm resources of fruit trees in Weifang, there are 21 families, 47 genera, 121 species, 14 varieties. The order of every family, genus, species and variety in this article is in alphabetical order.