这些寿命极短的植物大量繁殖；也就是说，它们在母株周围持续提供着“种子雨”。
These very short-lived plants reproduce prolifically; that is to say they provide a constant rain of seed in the neighborhood of parent plants.
其母株上一次开花是1992年在法兰克福棕榈花园。
Its mother plant last bloomed in the Frankfurt Palm Garden in 1992.
采种母株和采种部位对当归种子活力也有影响，当年产早苔籽活力高于正常采收的侧穗籽。
Seed vitality was also influenced by mother plant and branch position in some way. Seeds came from premature bolting plants had higher vitality than that from normal lateral branches.
与对照的母株相比，胚乳植株在株形、叶片大小、果实形态及果实的主要营养成分含量上都有较大的变化。
In comparison with the controls, significant changes have been observed in the plant shape, leaf size and the shape and main nutrient components of the fruits.
实验以蝴蝶兰花梗为外植体，采取组织培养的方法，设置多项平行处理，目的在于对影响腋芽诱导的基本培养基、6 BA、母株品种、花梗节位等因素进行研究。
Some pedicels of butterfly orchid were employed as explants to study the factors of the basic medium, 6-BA, variety, the node in pedicel etc.
实验以蝴蝶兰花梗为外植体，采取组织培养的方法，设置多项平行处理，目的在于对影响腋芽诱导的基本培养基、6 BA、母株品种、花梗节位等因素进行研究。
Some pedicels of butterfly orchid were employed as explants to study the factors of the basic medium, 6-BA, variety, the node in pedicel etc.
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