掌叶覆盆子和蓬■的生物学特性

Biological Characteristics of Rubus chingii and Rubus hirsutus

掌叶覆盆子和蓬是悬钩子属植物。本文报道这两种植物的当年生新梢生长、2年生茎的发育、枝叶生长动态、开花结果规律、根系生长及其与气温的关系。

Rubus chingii Hu and Rubus hirsutus Thunb. are from Rosaceae. This paper reports some biological characteristics of the above, such as the increment of the current growth, the development of the biennial branch, the growth rhythm of the branches and leaves, the habits of flowering and fruiting, the growth of root systems, and etc. It is also analysed the relationship between the biological characteristics and the air temperature.