age of cycads是什么意思

网络释义

用法例句

Discovered Vessel in Cycads Again;

在苏铁类植物中再次发现导管

Comparative Studies on Structural Feature of Vessels of Four Genera of Cycads with Angiosperm;

苏铁类植物4个属的导管与被子植物导管结构特征的比较研究(英文)

any of various cycads of the genus Zamia; among the smallest and most verdant cycads.

泽米属的苏铁植物；一般是一些最小最绿的苏铁。

any cycad of the genus Dioon; handsome palmlike cycads with robust crowns of leaves and rugged trunks.

凤尾蕉属的苏铁植物；一种漂亮的掌状苏铁，叶片和崎岖的树干上长有坚硬的树冠。

a family of cycads often included in the family Cycadaceae: zamias.

苏铁类的一科常常包括在苏铁科；泽米属植物。

The Second Home to Cycads Xianhu Botanical Garden in Shenzhen

苏铁的第二个家——深圳仙湖植物园

any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves.

苏铁科热带植物；长有蕨类叶片，树干无枝。

Anatomical Studies on Vegetative Organs of 9 Species of Cycads;

9种苏铁类植物营养器官的解剖学研究

The Anatomy Study of Several Cycads on Nutrition Organ;

部分苏铁类植物营养器官的解剖学研究

Studies on Root System and Fleshy Root Structure of Cycas;

苏铁属植物的根系类型及肉质根的解剖研究

Molecular Evidence for the Status of the Cycad Cycas revoluta in Seed-plant Evolution

苏铁在种子植物进化中的位置——分子生物学的证据

COVALENTLY LINKED RIBONUCLEOTIDES IN CHLOROPLAST DNA MOLECULES OF THE LEAVES OF A LIVING FOSSIL PLANT, CYCAS REVOLUTA THUNB

活化石植物——苏铁树叶绿体DNA分子中的核糖核苷酸

an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae).

苏铁属（或凤尾蕨属）的一种已经灭绝的类似于蕨类的种子植物。

used in some classification systems: a group of extinct fossil gymnosperms coextensive with the order Cycadofilicales.

用于某些分类系统中；一个灭绝的裸子植物化石群，与苏铁蕨目同域。

Studies on Anatomy Structure Characteristics of Some Cycads and Adaptation of Them and Enviroment;

部分苏铁类植物的解剖结构特征及其与环境的适应性研究

Improving of RAPD reaction system in Cycas and studies on the genetic relationships of some species

苏铁属植物RAPD反应体系的优化及部分种类亲缘关系的探索(英文)

fringe tree

【植】流苏树属植物(尤指美国的流苏树)

In the tree garden, one can find 319 types of plants species such as Cycas revoluta, ginkgo tree, Chinese dove tree, etc.

树木园移植栽种植物319种，有苏铁、银杏、金钱松、秃杉、华盖木、珙桐等珍品；

logwood extract

苏木浸膏，苏木萃（植物性媒染染料）

collection case, botanists', of iron or steel

植物采集箱,钢或铁制