English translation for "气生不定根"
|
- aerial adventitious roots
Related Translations:
不定根: adventitious rootsadventive root 水生不定根: aquatic adventitious roots 肉质簇生不定根: fleshy fascicled adventitious root 支撑根与不定根: prop and adventitious roots 分枝多的不定根: much-branched adventitious roots
- Example Sentences:
| 1. | The anatomical structure of the aerial adventitious roots of taxus chinensis var . mairei . was investigated in this paper 摘要对自然状态下南方红豆杉茎干向下萌生的气生不定根进行解剖学观察。 | | 2. | We have observed the following characteristics of anatomical structure and development : ( 1 ) the primary roots belong to archetype and the lateral roots occur in the position toward the xylem of the vascular cylinder ; ( 2 ) the root endodermis consists of thicken casparian strips , and there are from two lo four layers parenchyma cells near the pericycle ; ( 3 ) the pith and resins canals are absent in the toots ; ( 4 ) secondary structure occurs in the root hair zone , and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem ; ( 5 ) tanning materials are abundant in pericycle cells and phelloderm cells ; ( 6 ) sclereids are found in secondary phloem , and rays are rather rich in secondary xylem 结果表明:气生不定根具有以下结构特征和发育特点: ( 1 )根为二原型,侧根正对着木质部发生; ( 2 )幼根内皮层细胞具凯氏带加厚,维管柱内紧挨中柱鞘内侧具有2 ~ 4层大型薄壁细胞; ( 2 )根中无髓和树脂道; ( 4 )次生结构发生于根毛区,维管形成层由初生木质部和初生韧皮部之间的薄壁细胞转化形成; ( 5 )中柱鞘和栓内层细胞富含单宁类物质; ( 6 )次生韧皮部有石细胞,次生木质部射线发达。 |
- Similar Words:
- "气渗透率;透气性" English translation, "气声次中音萨克斯" English translation, "气声中音萨克斯" English translation, "气生变质" English translation, "气生单种植物小丛" English translation, "气生的" English translation, "气生的;需气的" English translation, "气生根" English translation, "气生管叶苔" English translation
|
|
|