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从植物学特征性、物候期、产量和有效成分含量等方面对直立和倒伏型桔梗进行了比较。结果表明直立型桔梗的综合性状较好，适宜推广，而倒伏型桔梗的某些具体性状较直立型桔梗好，应当作为种质资源加以保存
The erectile and reciprocal platycodon were compared from the aspects of botanical characteristic, phenology, yield and active ingredient content. The results showed that the general characters of upright-type Campanulaceae are better and suitable for popularization. However, some specific characters of upright-type Campanulaceae are better than upright-type Campanulaceae and should be preserved as germplasm resources