cotyledon是什麼意思 cotyledon的用法 cotyledon怎麼讀

cotyledon

英 [,kɒtɪ'liːd(ə)n]美 [,kɑtl'idən]

n. [植] 子葉

英語詞源

cotyledon (n.)

from 1540s, in various sense, from Latin cotyledon

"pennywort, navelwort," from Greek kotyledon "cup-shaped cavity," from kotyle "hollow thing, small vessel," also the name of a small liquid measure (nearly a half-pint); which is of uncertain origin. Botanical sense is 1776, from Linnaeus (1751).

權威例句

1. Fructification includes peel, seed coat, cotyledon and embryo 4 parts.

果實包括果皮.種皮.子葉和胚四部分.

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2. Its cotyledon node zone is telome elongation type.

結果表明:向日葵幼苗的子葉節區類型爲頂枝伸長型.

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3. Among cotyledon , petiole of cotyledon, hypocotyl, and radicle, hypocotyl has the most responsive explants to 2, 4 - D .

在子葉 、 葉柄 、 胚軸以及胚根四者當中, 下胚軸對2, 4-D 的反應狀況最好.

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4. High Effective System Establishment of Regeneration in Vitro from Cotyledon Nodes of Cucumis melo L.

與甜瓜子葉節培養高效再生體系建立>>相似的文獻.

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5. Research on the Callus Culture Induction and the Secondary Culture from Cotyledon of Cuminum cyminum L.

與孜然芹子葉愈傷組織誘導及繼代培養研究>>相似的文獻.

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[ cotyledon 造句 ]