【摘要】 该试验分析了红菜苔（Brassicacampestuisvarpurpurea）种株不同采收期对种子产量和种子质量的影响。种子质量是以种子活力、种子发芽力和种子大小进行评价的。结果显示，红菜苔十月红一号品种在种株最老熟荚果内籽粒变色后13天为最佳采收期。更多还原

【Abstract】 The experiement of the effects in different harvest times of B. campestris var purpurea seed plants on their seed yields and qualities was studied. The resrlt shows that thirteen days after the seed colour changed in the oldest pods of the seed plant is the optimum harvest time.更多还原