C/N of Peace alfalfa and Algonquin alfalfa were declined gradually, and changed rapidly.

而和平苜蓿国产一级黄片不卡免费视频、阿爾岡金苜蓿主根C/N逐漸下降，且變化比較迅速91免费免费国产在线观看。

The structures of the two-year-old tap roots are similar to that of the one-year-old ones, while the periderm thickness is increased. In the secondary xylems of the two-year-old roots, the woody fibers are distributed in groups and the interxylary phellem appears. The vascular rays are multiseriate. Phellem cells surround a sclereid form the phellem cycle in the phloem nearby the periderm.

二年生黃芩主根的主要結(jié)構(gòu)與一年生的基本相同一级精品视频在线观看，其不同之處為：二年生主根的周皮增厚，次生木質(zhì)部中木纖維成群分布免费看涩涩的网站h，出現(xiàn)木間木栓国产youjizz；維管射線為多列且明顯男人的天堂综合网尹人网；在近周皮的韌皮部內(nèi)出現(xiàn)包圍石細胞的木栓環(huán)組織。

As the plants grew for a longer time the cells in the phellem of the taproots become smaller in size and closer in arrangement and calcium oxalate crystal declined in quantity in the phelloderm of the taproots all the taproots had three secretory canals but on average the calibers of the canals gradually become smaller the parenchyma cracks in outer phloem and the xylem part near the root center gradually increased in size ,and the area ratios of phloem to xylem continuously decreased the vessel and vessel-layer numbers in secondary xylem of the transplanted .

不同生長年份的移山參主根結(jié)構(gòu)具有一定差異：隨生長年份的增長黑人一级a毛片免费视频观看，木栓層細胞體積變小videossex性暴力野外，排列趨于緊密；栓內(nèi)層草酸鈣結(jié)晶越來越少自拍偷拍日韩欧美；分泌道均為3輪网页黄色网站可以看，但平均口徑逐漸減小国产精品免费无码专区；韌皮部外側(cè)和木質(zhì)部靠近根中央處的薄壁組織的裂隙逐漸增大欧美操B网站；韌皮部與木質(zhì)部的面積比則不斷下降；12年在线观看免费无码A片视频，16年生移山參主根次生木質(zhì)部中導管數(shù)量和層數(shù)明顯多于8年生A片日本视频网址。

From the beginning of germination, radicle spread out and down from the seed capsule.

植物從種子萌發(fā)開始，胚根從種皮中伸出并向下生長99爱精品1，這種從胚中長出的根稱為主根avpian，隨著生長過程的進行，又會在主根上長出側(cè)根狼友黄色视频，而當側(cè)根長到一定的時候又會長出次一級的側(cè)根日韩无码专区天美传媒，這樣不斷生長就形成了一個植物的根系。

When the taproot reaches the bottom of the tube, it would be "air-pruned" and stop growing.

當主根到達底部管不卡一级片，將由"空氣整根育苗/秧"瑟网站，主根會停止增長。

The result showed the testing straw container was eligible to grow the seedlings with prosperous lateral and tender taproot.

研究認為欧美激情一区二区三区在线免费看，試驗的秸稈容器適合培育幼苗期側(cè)根發(fā)達欧美大片aaaaa级、主根細弱的植物，對于主根發(fā)達且生長迅速的植物不適宜免费看全过程曰批40分钟，因此目前在樹木容器苗培育中的應用前景并不理想免费看羞羞漫画。

N2O flux was higher in soil containing wheat plants compared to unplanted treatments during the entire growth period.

小麥主根區(qū)與行間土壤N2O排放量存在差異，其主要表現(xiàn)在孕穗期黄片av毛片伊人久久，行間N2O排放通量是主根區(qū)的5.64倍男人天堂.com免费，但開花期和成熟期差異表現(xiàn)并不明顯。

The main root axis from which smaller root branches arise; a root system with a main root axis and smaller branches, as in most dicots.

具有側(cè)根的主根軸日韩新片免费无码观看；由主根和側(cè)根組成的根系国产人人操人人摸，見于大多數(shù)雙子葉植物。

The main root axis from which smaller root branches arise; a root system with a main root axis and smaller branches, as in most dicots.

直根 Taproot 具有側(cè)根的主根軸欧美在线a免费观看；由主根和側(cè)根組成的根系日日摸夜夜添高潮出水毛片，見于大多數(shù)雙子葉植物。

At the same time, gene interaction was observed in some of characters, transgressive segregation gene interaction was observed in polygenes controlling length of axial root and thickness of root base （ 1cm）, complementary gene interaction was significantly detected in nodule number of lateral root and dry weight of lateral root and nodule number of lateral root, but not detected or significant in the others.

控制主根長性狀的多基因間存在互作大学生一级一片第一次一级莫，互作方式為重疊作用黄色国产区视频；控制主根粗（3cm）性狀的基因間也存在一定的重疊作用亚洲欧美卡通图区丝袜，但是作用不明顯；控制其他性狀的基因都存在互作,国产男靠女免费视频网站，表現(xiàn)為互補作用亚洲无玛黄色视频在，但互補作用的強弱有差異。

Ananas：鳳梨屬

[科屬]鳳梨科(Bromeliaceae)鳳梨屬(Ananas) [特性與特征]多年生單子葉常綠草本果樹. 矮生,高0.5~1m,無主根,具纖維質(zhì)須根系;肉質(zhì)莖為螺旋著生的葉片所包裹,葉劍形;花序頂生,著生許多小花;肉質(zhì)復果由許多子房聚合在花軸上而成.

Red Clover：紅三葉

1......紅三葉(Red Clover)的性狀描述 形態(tài)特征: 紅三葉為豆科三葉草屬多年生草本植物. 一般壽命4-6年,在我國云南等地可長達10年以上. 直根系,主根入土深,一般90-150cm,

embedment length：錨固長度

錨固體:the fixed anchor length | 錨固長度:embedment length | 主根長:Main-root length

rootstalk：初生主根

rootsquaredeviation 均方根差 均方根差 | rootstalk 初生主根 | rootstock 根狀莖

Rootstock：砧木,根莖,初生主根

root zone 根帶,根區(qū) | rootstock 砧木,根莖,初生主根 | round-arched tunnel 拱圓形大棚

taproot：主根

我們和曾經(jīng)和"主根"(Taproot)深夜免费人妻一区91麻豆、"溺水池"(Drowning Pool)和"裂縫"(Flaw)一起巡演過. A:嗨,他們都是我喜歡的樂隊. 說起Ozzfest我就會想到奧茲(Ozzy)和他的夫人沙倫(Sharon),你見過他們嗎?A:請把我們中國歌迷的問候帶給她,我們很尊敬她.

taproot：直根,主根

tapeworm 絳蟲 | taproot 直根,主根 | target organ 目標器官,靶器官

taproot system：直根系 ; 主根系

taproot 直根 ; 主根 | taproot system 直根系 ; 主根系 | tar 焦油

taproot main source：直根, 主根

tapir (動)貘 | taproot main source 直根, 主根 | tardiness 拖拉;遲到

rhizanthous：主根開花

rhinostegnosis 鼻阻塞 | rhizanthous 主根開花 | rhizobium 根瘤菌