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目的 :通过扫描电镜观察叶表面特征鉴别绵萆、粉萆、山萆、龙萆等 4种萆类药材原植物。方法 :取上述 4种原植物叶用扫描电镜常规制片法制片 ,置扫描电镜中观察摄影。结果 :上述 4种原植物表面特征有明显差异。结论 :用扫描电镜观察叶表面特征的方法可鉴别上述 4种药材的原植物。
Objective : To identify the original plants of four kinds of Medicago Sativa by scanning electron microscope (SEM) to observe the surface characteristics of the leaves. Methods: The above four kinds of original plant leaves were prepared by scanning electron microscopy (SEM) and photographed by scanning electron microscope. Results: The surface characteristics of the above four kinds of original plants were significantly different. Conclusion : The method of observing leaf surface characteristics by scanning electron microscopy can identify the original plant of the above four medicinal materials.