实验三 . 根及根茎类 -2

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实验三 . 根及根茎类 -2. 实验目的. （ 1 ）掌握川乌、草乌 ( 次生构造不发达）；牛膝、川牛膝的异常构造；黄连（ 3 种）的组织构造（ 2 ）掌握草乌、黄连、白芍、地榆粉末特征. 实验内容. 观察川乌、草乌、牛膝、川牛膝、黄连（ 3 种）横切片观察草乌、黄连、白芍、地榆粉末. 川乌. 川乌. 粉末（ Powder ） : 1 、石细胞（ stone cells ） 2 、后生皮层细胞（ endodermis cells ）. 牛膝. 黄连. 中柱鞘纤维. 石细胞. 鳞叶表皮细胞.

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Mar 18, 2014

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实验三 . 根及根茎类 -2

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实验三.根及根茎类-2 实验目的（1）掌握川乌、草乌(次生构造不发达）；牛膝、川牛膝的异常构造；黄连（3种）的组织构造（2）掌握草乌、黄连、白芍、地榆粉末特征
实验内容 观察川乌、草乌、牛膝、川牛膝、黄连（3种）横切片观察草乌、黄连、白芍、地榆粉末
川乌 川乌

粉末（Powder）: 1、石细胞（stone cells） 2、后生皮层细胞（endodermis cells）

牛膝
黄连

中柱鞘纤维 石细胞鳞叶表皮细胞
石细胞 鳞叶表皮细胞木栓细胞
商陆
延胡索
延胡索 厚壁细胞

地榆
实验报告 （1）绘川乌、牛膝、黄连、商陆组织构造简图（2）绘草乌、延胡索、白芍、地榆粉末的显微特征

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