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为了筛选出优质的食用型和药用型桔梗,通过对桔梗总糖含量,纤维含量的测定,及有效活性成分桔梗皂苷D的含量的测定,针对药用型和食用型桔梗的不同要求,精心选育出了根型粗大,含糖量高和纤维少的食用型优良四倍体桔梗品系(A-1和C-8)和产量高、药材有效成分含量高的药用型优良四倍体桔梗品系(C-5和12-1)。
In order to screen out the good edible and medicinal platycodon, based on the determination of the total sugar content and the fiber content in platycodon, and the determination of the effective active ingredient Platycodin D, the different requirements of medicinal and edible platycodon Breeding good elm tetraploid line (A-1 and C-8) with high root type, high sugar content and low fiber yield, and excellent medicinal tetraploids with high yield and high active ingredients Campanulaceae lines (C-5 and 12-1).