查询词典 testa
- 与 testa 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Such as pollination and fertilization, endosperm development and embryogeny, development of pericarp and testa have been investigated with the light microscope.
应用光学显微镜对女贞的传粉和受精、胚乳和胚胎的发育、果皮和种皮的发育等胚胎学特征进行了研究，对木犀科六属的胚胎学特征进行了比较。
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Embryological observations on Crawfurdia delavayi, Tripterospermum cordatum, T. chinense, Gentiana striata and Pterygocalyx yolubilis show that the group under study is greatly diverse in differentiation and development of anther wall, type of ovule and placentae, synergid and antipodal cell in embryo sac, testa and embryogeny etc. The embryological characters are different among Crawfurdia, Tripterospermum and Gentiana Sect.
胚胎学 本文对披针叶蔓龙胆C.delavayi、双蝴蝶T.chinense、峨眉双蝴蝶T.cordatum、条纹龙胆G.striata和翼萼蔓P.voiubilis作了较详细的胚胎学研究，这些类群在花药壁的分化和形成、胚珠和胎座类型、卵器中的助细胞和反足细胞、种皮以及胚发育等特征上存在差异，并且在胚胎学特征上各自拥有原始和进化的性状。
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Hila 1.A scar on the testa of a seed marking the point at which it was attached to the ovary wall by the funicle.
种脐：1是种子的外种皮上保留的一个痕迹，显示种子与子房壁在此处靠珠柄连接。
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Seeds 2 or 1 by abortion, ovoid or ellipsoid, on carunclelike strongly tapered funicle; testa crustaceous, endosperm absent; cotyledons thick, plano-convex.
种子2或1 败育，卵球形的或椭圆形的，生于种阜状强烈渐减的珠柄；壳质的种皮，缺席的胚乳；子叶厚，平凸。
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Seeds numerous, reniform, each with a short funicle with a long filiform appendage, the strophiole, coiled around the seed; testa finely granulate or smooth.
种子多数，肾形，其中每个短珠柄具长丝状附属物，种阜，那些种子盘绕在上；种皮细颗粒状或者光滑。
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There is a very small hole in the testa of a seed.
种子的种皮上有一个非常小的洞。
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I.sanguinea and I. typhifolia have thin seed capsules and compact endosperms. The seed testa of I, lactea is thick and keratose.
这三个种均为湿生植物：溪荪、北陵种皮较薄，但胚乳较为致密，为中生种类：马蔺种皮厚，胚乳硬实，紧紧包被种胚，具有旱生植物的特征。
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The whole is surrounded by a testa developed from the integuments of the ovule.
整个种子被由珠被发育成的种皮包裹。
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Seeds small; testa usually reticulate and prickly; endosperm with abundant starch grains.
种子小；种皮通常网状和具刺；胚乳有丰富的淀粉。
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Seeds black, oblong, testa rugose.
种子黑色，长圆形，具皱纹。
- 相关中文对照歌词
- Musetta! Testa Adorata
- Testa O Cuore
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想，是邓小平经济理论体系中的重要组成部分，是我国经济建设根本任务的一个重要方面。