Since the reaction of ABA on scutellum is not sensitive and higher level of ABA can inhibit the plumule and radicle, so that it promotes the scutellum callus growth.

Starch disappeared in the upper part of the mature scutellum.

成熟盾片顶端的淀粉消失。

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During the period from the pear shaped embryo to the formation of scutellum, some slim cells with thick cytoplasm and small nucleus near the 1st and 2nd layers placenta and some particular big endosperm cells could be seen.

在梨形胚到盾片形成期这一发育阶段，靠近胎座处的1～2层细胞呈狭长形或多边形，细胞质浓厚、细胞核小；

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The number of protein body was increasing with reducing of starch grains in scutellar development late stage.

盾片发育后期，淀粉粒逐渐减少，蛋白质体增多。

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Scutica consisting of3 pairs of kinetosomes, arranged in "Y"-shape.

盾片由3对毛基粒彼此紧靠而成“Y”字形排布。

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During the process of differentiation, certain species, like Trombicula intermedia, with its scutal postero-lateral setae and dorsal setae gradually modified into narrow flat willow leaf-like setae with their long lateral serrated teeth.

在演化过程中，某些种类，例如居中恙螨Trombicula intermedia的盾片后侧毛和背毛逐步改变成扁平而窄的柳叶状，两侧锯齿较长。

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Anthers, pollens, young panicles, blastodiscs, endosperms, glumes and protoplasts of corn could all regenerate into plants through culturing in vitro.

玉米的花药、花粉，幼穗，盾片、颈片、胚乳以及玉米的原生质体经离体培养均可再生植株。

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In a monocotyledonous plant, the same role is played by the scutellum, as in a cereal grain.

在一个单子叶植物中，同样的作用由盾片来承担，如在一个谷粒中。

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The normal cellular structure of scutellum in maize seed was destroyed after the treatment of freezing injury.

低温冻害破坏了玉米种子盾片细胞的正常结构。

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The high efficient plant regeneration systems have been established by optimizing tissue culture conditions using inflorescence explants, immature and mature embryo scutella as the target materials.

优化了小麦组织培养条件，建立了以小麦幼穗切段、幼胚盾片和成熟胚盾片为外植体的高效稳定再生体系。

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The results showed as following: NMB was suitable for the callus induction, and MS for differentiation.

结果表明：NMB培养基适合水稻成熟胚盾片愈伤组织诱导，MS培养基适合愈伤分化；

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Miniature mutants appeared in the generations of the regenerated plants were obtained in the scutellum cell of the sorghum pure Line 401-1 through immature embryo culture.

以高粱纯系401－1为材料，通过幼胚培养，由小盾片细胞产生的再生植株后代出现株形矮小、叶形窄短的突变体〔1〕。

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Rice chitinase gene was transferred into immature embryogenic calli of wheat using PDS1000/ He particle delivery system.

利用PDS1000/氦气基因枪将水稻几丁质酶基因导入小麦幼胚盾片愈伤组织。

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In the young embryo at 3 DAP the scutellum and coleoptile appeared simultaneously directly from the proembryo. The coleoptile did not originate from the scutellum.

盾片和胚芽鞘在授粉后3d的幼胚上同时出现，两者均直接由原胚分化，并非胚芽鞘从盾片发生。

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The Effect of Age of Immature Embryo Scutella on Wheat Immature Embryo Culture

胚龄对小麦盾片组织培养的影响

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Ultrastructure of Maize Scutellum during Seed-seedling Transformation

玉米种苗转化过程中盾片的超微结构观察

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The main store in mature seed scutellum was protein and lipid, which were specially stored in protein body and lipid body, and there was no plastid with starch in cells.

成熟玉米种子盾片中的主要贮藏物质是蛋白质和脂肪，它们分别贮藏在蛋白体和脂体中，没有发现含有淀粉粒的质体。

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The wave shape, latency and amplitude were examined.

脑电图检查出现异常波型。畸形胚形态多样，其中多数盾片异常。以各种诱发电位的潜伏期、波幅及波形为观察指标。

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Peroxidase isozymes electrophoretic analyses on embryos plus scutella from forty wheat varieties, four ryes and two triticales revealed differences in the middle of the zymograms ( B range) of resistant and susceptible varieties.

对40个小麦、4个黑麦和2个小黑麦品种及品系的胚和盾片进行同工酶电泳分析，发现抗病和感病材料的过氧化物酶酶谱的主要差异在酶谱中部（B区）。

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The scutellum is without spine.

小盾片无刺。

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This article studied the main factors of influencing the induction of rice scutella and calli.

本文以水稻成熟种子为材料，研究了影响其盾片诱导、愈伤组织诱导及其分化的主要因素，建立了籼稻愈伤组织及其再生体系。

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