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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
The investigation of the resources of the medicinal plants of Quercus liaotungensis in northeastern China was carried out. The microstructure and powders of the root bark of the plant were observed with an optical microscope. The roots were more layered than the layers and contained a large number of resin channels. The powders had A large amount of starch grains and a small amount of calcium oxalate crystals