木质部的
- 与 木质部的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Before xylem mother cells reactivated completely , the dividing fusiform cells in cambium and new phloem cells ha .
在木质部母细胞完全恢复活动之前,形成层纺锤状原始细胞的分裂和韧皮部细胞的分化已经开始。
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Before xylem mother cells reactivated completely, the dividing fusiform cells in cambium and new phloem cells had appeared at the same time.
在木质部母细胞完全恢复活动之前,形成层纺锤状原始细胞的分裂和韧皮部细胞的分化已经开始。
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The Cork was consisted of five or six layer long cells. The secondary phloem occupied 46% of the diameter of root, and the parenchymas cell was abundant of the inclusions. The secondary xylem consisted of vessel, xylary radial ,and a little of xylary parenchyma cells. Some segment of hypha, swelled hypha, pelotons and conidiophore were colonied in cork and secondary phloem.
周皮由木栓层,木栓形成层和栓内层组成,其中木栓层由5~6 列长形细胞组成;维管组织中次生韧皮部所占根径的比例达46%,其薄壁细胞中内含物较丰富,次生木质部中分布有导管和木射线及少量木薄壁组织;在格木木栓层和次生韧皮部中分布有菌丝片段、膨大的菌丝和菌丝团及分生孢子。
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In contrast to xylem components , sieve tube elements have nonlignified cell walls , and a living enucleate without a nucleus protoplast .
与木质部组分不同,筛管分子具有未木质化的细胞壁,没有核但有活的原生质体,因此是活细胞。
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After taking a study of morphological anatomy on the goosefoot nutritive organ, we foud the goosefoot 's xylem in the roots is developed and the caliber is big.
对藜的营养器官进行了形态解剖学研究,结果发现:藜的根中木质部发达,导管数量多,口径大
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Experiments of plant tolerance to Pb indicated that the stem phloem of woody .
这两个树种的茎木质部和根的富铅性差异明显。
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Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.
星状中柱:原生中柱的一种类型。木质部是星形的,韧皮部位于星形之间。
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Centrarch Denoting a protostsele in which protoxylem is at the center of the axis.
心始式:一种原生中柱的类型,在心始式中柱中,原生木质部位于轴的中央。
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The xylem of ferns only contains tracheids.
蕨类植物的木质部只含有管胞。
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The fiber average length of the phloem is 7.45mm and the fiber average length of the xylem is 0.58 mm.
明,人工种植构树韧皮部果胶含量较高,达11.67%;皮、杆的冷、热水抽出物及1%NaOH抽出物均比杨木高出几倍;韧皮部纤维平均长度为7.45 mm,而木质部仅为0.58 mm。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊!不用提了。提到肉,真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。