以下为句子列表：
英文: Abstract: The resource distribution of Aralia elata in northeast China were investigated.By means of the optical microscope,the features of histology and powder of cortex of this plant were first examined.In the cortex,threre are a large number of secreto
中文: 文摘:对分布在我国东北地区的药用植物辽东木的资源进行了调查，以光学显微镜对其根皮的组织和粉末进行了观察，其根的皮层较层，并含有大量的树脂道，粉末具有大量的淀粉粒及少量草酸钙结晶.
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