板栗种质资源中的特异类型─—无花栗张毅，杨兴华（山东省果树研究所泰安２７１０００）无花粟指无雄花或雄花发育不完全的特异类型。山东省在１９６５年前后曾选出了几个无花类型的实生单株，其中泰安下港区西祥沟村的单株，命名为“无花栗”，被列为山东省首批推广的６... Chestnut germplasm resources of the specific types of ─ ─ non-flowering Zhang Yi, Yang Xinghua (Shandong Institute of Pomology, Taian 271000) refers to the non-flowered poplar or male flower incomplete development of specific types. Shandong Province, before and after 1965 had selected a few non-flower type of single plant, which Taixiagou District Xixianggou Village single plant, named “no flowering”, was listed as the first batch of 6 ...