cotyledon的例句大全

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

果实包括果皮.种皮.子叶和胚四部分.

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Its cotyledon node zone is telome elongation type.

结果表明:向日葵幼苗的子叶节区类型为顶枝伸长型.

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

与甜瓜子叶节培养高效再生体系建立>>相似的文献.

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

与孜然芹子叶愈伤组织诱导及继代培养研究>>相似的文献.

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Differences in seed size were also related to differences in cotyledon cell number.

籽粒大小与子叶细胞数相关.

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From 18-43 days after flowering ( DAF ) , Chlorophyll was contained in amyloplasts of soybean cotyledon cells.

大豆开花后18～43天, 子叶细胞含叶绿素.

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Multiple shoots were induced on cotyledon nodes of soybean by means of organogenesis.

通过器官发生途径,由大豆子叶节诱导丛生芽.

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

在子叶 、 叶柄 、 胚轴以及胚根四者当中, 下胚轴对2, 4-D 的反应状况最好.

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The experiment results indicated that cellulase activity in abscission zone from petiole of bean and cotyledon petiole of cotton was increased after treatment of GA_3, but it was inhibited by IAA.

这与GA3促进菜豆叶柄和棉苗子叶柄外植体的脱落、IAA延迟脱落的效应成正相关。

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A series of significant changes of the ultrastructure and lipase activity of cotyledon cell were found in peanut ( Arachis hypogaea) during pod development.

在花生（Arachis hypogaea）荚果发育过程中，子叶细胞的超微结构和脂酶活性皆发生了显著变化。

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The effects of factors such as infection time of Agrobacterium, hormone proportions in pre-culture medium and differentiation medium on regeneration of Cotyledon petiole explants of Sichuan Yellow, Purple-leaf Mustard and their near-isogenic lines aseptic seedling were studied.

本研究以芥菜型油菜紫叶芥、四川黄籽及其近等基因系无菌苗的子叶柄为外植体，研究了农杆菌感染时间、预培养基和分化培养基中激素配比等对子叶柄再生的影响。

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Morphologic characters of the seedlings from 20 species of Magnoliaceae were described, and some specimens were made and index which based on the morphologic characteristics such as length of cotyledon petiole, cotyledons folder in endosperm and leaf blade's fold mode in shoot was compiled.

描述了20种木兰科常用绿化植物幼苗，基于子叶柄的长度、子叶在胚乳中折叠方式和幼叶在芽中卷叠方式等特征，编制了分属检索表，并制作标本。

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Multiple comparisons suggested that cotyledon with petiole or 1/ 4 piece of cotyledonary laminae from 7 days old aseptic seedling had much higher shoot regeneration frequency, reaching to over 90%.

多重比较结果表明，以7d苗龄无菌苗的带柄子叶或1/4子叶片为外植体较好，出芽率较高，达90%以上。

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The major part of the inner integument is absorbed after about 21 days of the blooming date ( the cotyledon begin to differentiate within the first ten days of May).

开花授粉、授精后，珠被发育为种皮时，内珠被逐渐被吸收，大约在开花后2P天左右（5月上旬，子叶开始分化时），内珠被绝大部份被吸收。

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The initiation of celi division in the case of cotyledon and mesophyll protoplast culture was late, usually at day 5, and the division frequency was also somewhat lower.

子叶和真叶原生质体起始分裂稍晚（第5天），分裂频率也较低。

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Changes in Peroxidase Activity and Isoenzymes During the Cotyledon Culture of Citrus reticulata

芦柑子叶培养中过氧化物酶活性及其同工酶的变化

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Other genera of the Ranunculaceae in that there were two transition regi-ons with the cotyledon node zone ( CNZ) being the centre.

其幼苗初生维管系统的解剖学研究表明，它与毛莨科的其它属同样，存在一个以子叶节区为中心的两个过渡区。

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Differentiation rate of somatic embryo is 35.3% in cotyledon petiole explant, and 6.0% in terminal bud.

子叶柄的不定胚分化率为35.3%，顶芽为6.0%。

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The results showed that the cotyledon petiole and hypocotyls of 4~ 6 days seedlings had higher differentiation frequency of adventitious buds.

其结果是以4~6日龄的无菌苗的子叶柄、下胚轴上端外植体适于不定芽的较高频率分化；

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Relationship between Trace Elements in Fetal Cotyledon and Hair and Reproductive Adaptability in Tianzhu White Female Yak

天祝白牦牛母牛胎儿胎盘和被毛中的微量元素与繁殖适应性之间的关系

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