pericycle

pericycle

美 ['per??sa?k?l] 　英 ['per?sa?kl]

• n.【植】中柱鞘
• 網絡維管束鞘；周鞘；內鞘

英漢解釋

n.

1. 【植】中柱鞘

英英解釋

n.	1. the outer layer of plant tissue surrounding the inner core of the roots and stems of plants that conducts moisture and nutrients around the plant

例句

Stele The vascular tissue and associated parenchyma tissue and (if present) the surrounding pericycle and endodermis of a stem or root.

包括根或莖的維管組織及相關薄壁組織，若有維管束鞘和內皮包被則這二者也屬于中柱結構。

The vascular bundles of the stem are arranged in a ring within a single endodermis and pericycle, giving a eustele.

莖內的維管束在皮層和中柱鞘內排列成環狀，形成真中柱。

The xylem of the root is tetrarch, lateral root initiate the in metaxylem radiating angle opposite to pericycle cell.

根木質部為四原型，側根發生于木質部放射角所對的中柱鞘細胞；

the pericycle may be constructed of a single layer of cells sometimes.

有時中柱鞘是由一層細胞構成的。

there lies a pericycle in the inner bark of the root.

根的內皮層里是一個中柱鞘。

Equivalence of the Two Pericycle Selection Rules

兩個周環反應選擇定則的等同性

Tanning materials are abundant in pericycle cells and phelloderm cells;

中柱鞘和栓內層細胞富含單寧類物質；

pericycle fibers in the stem were circular;

莖的中柱鞘纖維成環；