periderm

periderm什么意思,periderm翻译

基本解释

n.: 【植】周皮
网络: 周被；细胞形成了胎皮；外皮

英汉解释

• 【植物;植物学】周皮

• 围皮

• 胚胎外胚层上层

例句

• However treatment with GA by itself promoted callus formation and inhibited new periderm, cambium and vascular tissues differentiation.

  单独用GA可促进愈伤组织的形成，抑制新的周皮、形成层和维管组织的分化。

• The epidermis has been replaced by periderm on the surface of stem.

  林奈木茎的表面，表皮层已被周皮所代替。

• In damaged stems and roots, and in those undergoing secondary growth, it is replaced by a secondary layer, the periderm.

  已损伤的茎和根，以及进行次生生长的根茎中，表皮被次生层即周皮代替。

• Results and Conclusion The secondary structure of the stem of Uvaria microcarpa consisted of the periderm, cortex and vascular cylinder.

  结果与结论紫玉盘的茎次生构造由周皮、皮层及维管组织组成；

• The biennial rhizome of D. zingiberensis is composed of three parts: the periderm, the ground tissue and the vascular bundle.

  盾叶薯蓣的二年生根状茎主要由三部分组成：周皮、基本组织和散生在基本组织中的维管束。

• There are two pens being and a periderm on the desk.

  桌上有两支钢笔和一块橡皮。听听过去完成时被动语态。

• Effects of Exogenous IAA and GA on Regeneration of Vascular Tissues and Periderm in Broussonetia papyrifera Stems after Removal of the Xylem

  构树去木质部后外源IAA和GA对维管组织和周皮再生的影响

• Adventitious roots and rhizome have much periderm, the suppository level is high;

  不定根和地下茎的周皮发达，栓质化程度高；

• the stem of annual plants closes to apical bud, they have obvious secondary xylem and secondary phloem, the structure of periderm is intact;

  一年生实生苗茎近顶芽处，次生木质部、次生韧皮部明显，周皮结构完整；茎次生木质部为散孔材；

• Development of periderm and Lenticel structure

  周皮发育与皮孔结构