Before xylem mother cells reactivated completely , the dividing fusiform cells in cambium and new phloem cells ha .

在木質(zhì)部母細(xì)胞完全恢復(fù)活動(dòng)之前，形成層紡錘狀原始細(xì)胞的分裂和韌皮部細(xì)胞的分化已經(jīng)開(kāi)始亚州图片在线。

Before xylem mother cells reactivated completely, the dividing fusiform cells in cambium and new phloem cells had appeared at the same time.

在木質(zhì)部母細(xì)胞完全恢復(fù)活動(dòng)之前精品国产区，形成層紡錘狀原始細(xì)胞的分裂和韌皮部細(xì)胞的分化已經(jīng)開(kāi)始。

With age adding, the area ratio of phloem and xylem decreases in Ch.smyrnioides . Differentiation of vascular cambium is active in 3～4 years root.

不同年齡的明黨參主根隨根齡的增加www色色色色色色，韌皮部與木質(zhì)部的比例減小久久AV免费这里有精品，維管形成層在三至四年生根中活動(dòng)最旺盛。

Capillarity The rise or fall of liquids in narrow tubes as a result of the surface tension of the liquid, which causes the water to adhere to solid surfaces, such as soil particles or the walls of xylem vessels.

毛細(xì)現(xiàn)象：由液體表面張力引起的液體在細(xì)管中上升或下降的現(xiàn)象亚洲黄色欧美，毛細(xì)現(xiàn)象引起水和固體表面的粘合作用华人社区福利导航，例如土壤顆粒或木質(zhì)部導(dǎo)管壁免费欧美日韩一区二区视频。

Centripetal xylem differentiates from the outside toward the center, and a centripetal inflorescence (e.g. the capitulum) is one in which the outer flowers open before those in the center.

向心的木質(zhì)部的分化是從外向內(nèi)的一级a爱大片免费观看，向心式的花序是外面的花比中央的花先開(kāi)放。

The results showed that Hyphae, conidiophore, conidium and chlamydospore of biocontrol strains ZK7 and IPC were found in the rhizoplane, Hyphae of ZK7 and IPC penetrated epidermal cells to deep cortical cells but not in phloem tissue and xylem vessels, biocontrol strains ZK7 and IPC also crossed and even grew within epidermal and conical cell walls without any visible alterations of the plant cell.

生防菌ZK7和IPC菌株能以菌絲方式穩(wěn)定定殖于煙草根表的根冠區(qū)91超碰在线播放、伸長(zhǎng)區(qū)美女黄污视频在线播放、根毛區(qū)、成熟區(qū)等不同部位美日韩国产综合一区www，而在根內(nèi)的定殖僅局限于根表皮層較深的細(xì)胞組織婷婷五月情，不能侵入煙草根部的韌皮部和木質(zhì)部組織。

The Cork was consisted of five or six layer long cells. The secondary phloem occupied 46% of the diameter of root, and the parenchymas cell was abundant of the inclusions. The secondary xylem consisted of vessel, xylary radial ,and a little of xylary parenchyma cells. Some segment of hypha, swelled hypha, pelotons and conidiophore were colonied in cork and secondary phloem.

周皮由木栓層一夲道一区二区免费视频，木栓形成層和栓內(nèi)層組成先锋影音资源小说，其中木栓層由5～6 列長(zhǎng)形細(xì)胞組成；維管組織中次生韌皮部所占根徑的比例達(dá)46%黄网站色视，其薄壁細(xì)胞中內(nèi)含物較豐富黄色视频免费观看日本欧美www，次生木質(zhì)部中分布有導(dǎo)管和木射線及少量木薄壁組織；在格木木栓層和次生韌皮部中分布有菌絲片段免费一区二区A片免费!、膨大的菌絲和菌絲團(tuán)及分生孢子性爱毛片无码在线观看。

In contrast to xylem components , sieve tube elements have nonlignified cell walls , and a living enucleate without a nucleus protoplast .

與木質(zhì)部組分不同，篩管分子具有未木質(zhì)化的細(xì)胞壁黄色不卡视频观看，沒(méi)有核但有活的原生質(zhì)體在线看欧美性爱，因此是活細(xì)胞。

Shows that of all types casparian strip exits in endodermis and evident pith does in young root; primary xylem is exarch and tetrarch

結(jié)果表明：內(nèi)皮層都具有凱氏帶你懂的的网站，幼根均具有明顯的髓一级毛片不卡视频在线，初生木質(zhì)部均為外始式四原型；

A diarch or triarchsiphonostele with exarch primary xylem was found at lower cotyledonary node zone.

果表明：銀杏幼苗的軸向器官以子葉節(jié)區(qū)下部的初生維管結(jié)構(gòu)先建立www欧美，其中柱類型是外始式二原型或三原型管狀中柱