cotyledons
英 [ˌkɒtɪˈliːdənz]
美
n. 子叶
cotyledon的复数
双语例句
- Rape have established regeneration system of cotyledons, hypocotyls, protoplasts and microspore culture.
油菜已经建立了子叶、胚轴、原生质体及小孢子培养的再生体系。 - Embryogenesis from immature cotyledons and plant regeneration of soybean were studied.
本文以大豆未成熟子叶为外植体，进行了大豆胚状体发生和再生植株的研究。 - Cotyledons play an important part in the early stages of seedling development.
子叶在种子发育的早期起到了重要的作用。 - Both types of rice embryos have dimorphic cotyledons.
第一类型与第二类型稻胚都具有二型子叶。 - That portion of the embryonic stem below the cotyledons.
子叶着生处以下的胚轴部分。 - Effects of MeJA, ABA and BA on Chlorophyll Synthesis in Excised Cotyledons of Cucumis sativus
MeJA、ABA与BA对黄瓜离体子叶叶绿素合成的影响 - When the embryo differentiated cotyledons, the haustorium cells gradually degenerated, then disappear.
胚分化出子叶时，胚乳吸器自合点端向珠孔端退化。 - Family of flowering plants having two cotyledons ( embryonic leaves) in the seed which usually appear at germination.
开花植物中种子有两个子叶（胚胎叶）显现在萌芽时期的一科。 - The embryo consists of two large fleshy cotyledons.
胚有两片大而肉质的子叶。 - Urease existed mainly in the cotyledons of Jack bean and its content increased with enlargement of cotyledons until maturation.
洋刀豆种子的尿素酶几乎完全集中在子叶中，含量随种子之发育而增加，直到成熟后不再变化。