Platycodon grandiflorum

Objective : To determine the self-compatibility of Platycodon grandiflorum and the location of microspore germination on stigma.

目的: 确定桔梗的自交亲和性及花粉粒在柱头上的萌发部位.

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Based on botanica characters, phenophase, yield and content of active constituents, the erect and fallen types of platycodon grandiflorum were compared.

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。

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Treated with polyethylene glycol the seeds of some medicinal crops such as Atropa belladonna, Salvia miltiorrhiza, Agrimonia pilosa var. japonica, Chelidonium majus, Platycodon grandiflorum* can be induced to sprout earlier and faster.

播种前用PEG处理颠茄、丹参、龙芽草、白屈菜、桔梗等药用植物种子，可使种子提前发芽，不仅发芽整齐，而且可提高发芽率。

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Objective : To study quality test, and establish quality classification standard of Platycodon grandiflorum.

目的: 研究桔梗种子的检验方法和质量分级标准.

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method: glycyrrhiza uralensis, platycodon grandiflorum and echinaceae purpurea were identified by tlc, and the content of glycyrrhizic acid and cichoric acid were determined by hplc.

方法：用薄层色谱法鉴别甘草、桔梗、紫花松果菊，用高效液相色谱法测定甘草酸和菊苣酸的含量。

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The optimizations of processing parameters for clarification juice of balsam pear and Platycodon grandiflorum were ascertained.

以苦瓜、桔梗为实验原料,研究苦瓜桔梗复合饮料的加工工艺.

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In this work, we investigated the seed traits, agronomic traits and effective components of white and purple flower Platycodon grandiflorum.

本研究以紫花桔梗白花桔梗为材料，调查了种子性状、地上部主要农艺性状、根部性状及有效成分含量。

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