Darcy\'s law was first successfully applied in analyzing water conductivity characteristics of xylem on above basis.

在此基礎(chǔ)上国产嫖妓视频一区二区，首次成功地將Darcy定律應(yīng)用于樹木木質(zhì)部的導(dǎo)水特征分析国内精品久久久久久快射。

From media transfer to the cortex tissue, and then to the xylem vessel

1由介質(zhì)遷移到根系皮層組織无码一级做a爱过程免费不卡片，再運送到木質(zhì)部導(dǎo)管

There are similar changes of ABA concentrations both in xylem and root.

在土壤干旱的初始階段葉片中ABA濃度急劇增加国产日韩av免费，到干旱第3天時即達到最大值(＝1.63nmol·g-1FW)欧美一级夜夜爽wWW。

The xylem and the cortex ratio in the stem structure could be used as one of the morphological structure indexes to determine its cold resistance.

可以把木質(zhì)部和皮層在莖的結(jié)構(gòu)中所占比率作為抗寒性的形態(tài)結(jié)構(gòu)鑒定指標之一婷婷久久综合爱桃花。

The biomass of trees and the calcium content and accumulation of the cortex and the xylem were studied in this paper.

對幼果期矮化富士蘋果樹體各器官及其皮層、木質(zhì)部的生物量一级电影久久、鈣含量和鈣累積量進行了研究最近更新中文字幕第一页。

From xylem vessel to the upper part of the shoot and then distributed into every organs.

2由根系木質(zhì)部導(dǎo)管向地上部運輸并分配到各器官中

The xylem cell quantity increasing was adaptive to the humid and hot habitats.

針葉內(nèi)木質(zhì)部細胞數(shù)量的增加是對旱生環(huán)境的一種適應(yīng)。

There were some important discovery in structure character as the follows: in sarcotesta that materials making experiment, all possessed the structure of bandshape and like primary thickening meristem; sarcotesta possessed amphivasal vascular bundle and the vascular bundle that xylem distribute in two sied of phloem on inside and outside were discovered; new structure patterns of root that possessed more plentiful secondary cortex etc.

其中熟妇的天堂av，發(fā)現(xiàn)外種皮中均具明顯的似初生增厚分生組織的帶狀結(jié)構(gòu)国产性爱啪啪；且發(fā)現(xiàn)在外種皮的組織中具有雙木維管束及周木維管束，發(fā)現(xiàn)了蘇鐵科植物根具較豐富的次生皮層等新的結(jié)構(gòu)形式2020国产精品对白露脸；在對比材料鱗秕澤米鐵的羽片中發(fā)現(xiàn)了導(dǎo)管人人摸人人艹人人捅，這些在蘇鐵植物方面過去均未見有報道久久黄色免费视频。

Bicollateral bundle The arrangement of tissues in the vascular bundles in which the phloem is situated on both sides of the xylem.

雙韌維管束：是初生木質(zhì)部的內(nèi)，外方都有初生韌皮部分布的一種維管束排列方式精品免费A片。

The secondary xylem of woody plants is a product of the vascular cambium,its formation is a complicated type of plant cell differentiation, including cambium initiation, cambial cell division, cell expansion, secondary wall deposition and programmed cell death.

木本植物的次生木質(zhì)部是維管形成層的活動產(chǎn)物色播影院私人影院，其形成過程是植物細胞分化的一種復(fù)雜類型，包括維管形成層發(fā)生jixxjixx、形成層細胞分裂国产一精品孕妇在线、分化、細胞擴展95日韩视频、次生壁形成和細胞程序化死亡等階段十大黄色免费网站。