root tip

After tip pruning, the plant becomes vigorous, but seed? setting rate is low and root production increase effect is not apparent.

打顶后植株生长旺盛，但结实率低，根部增产效果不明显。

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Objective : To report a rare phenomena of abnormal mitosis in root tip cells Allium sativum L.

目的: 报道大蒜根尖细胞有丝分裂中的异常现象.

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Chromosome spatial distribution in wheat root tip cells during mitosis

小麦有丝分裂过程中染色体的空间分布构型

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Teratogenic Effect of Copper Acetic Acid on Vicia faba Root Tip Cells

乙酸铜对蚕豆根尖细胞致畸效应

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Establishment of liquid culture method for in vitro maize root tip with filter-papers-bed and motionless

玉米离体根尖的多层滤纸床液体静止培养方法

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It'suggests that RE-MECF may damage DNA in root-tip cells of maize in some degree.

实验结果表明:RE-MECF对玉米根尖细胞DNA具有一定的损伤作用.

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Genetic Toxicity of Mercury, Cadmium, Lead, Chromium and Arsenic to Vicia faba Root Tip Cells Effect of Selenium on Micronucleus Frequency in Vicia Faba Root Tips Induced by Lead

硒对铅所致蚕豆根尖细胞微核的影响

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2) The irradiation of~ 7Li and~ ( 12) C may change the chromosomal structure of the root tip cell.

2）重离子~7Li和~（12）C辐照，引起根尖细胞染色体结构变异。

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The results indicated that synchronous irradiation had a significant cytological effect. Variation on chromosome structure was observed in root tip cells.

结果表明，软X射线同步辐射处理后，在水稻根尖细胞内可诱发各类染色体结构变异。根尖细胞的影响。

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But the mitotic index of root tip cells decreased at different degrees with dose increased.

但随着γ线辐照剂量的增加,根尖细胞有丝分裂指数呈不同程度的下降趋势.

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Study on Teratogenic Effect of Potassium Dichromate on Vicia faba Root Tip Cells

重铬酸钾对蚕豆根尖细胞致畸效应的研究

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Teacher: Onion root tip cells that's what's on your slides right now.

老师: 今天我们要观察洋葱根尖细胞,就在显微镜的玻片里.

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Modifying the Aceto-iron-haematoxylin Squashing Method to Carry out Cucumis Sativus Root Tip Test

改良醋酸铁苏木精压碎法制片进行黄瓜根尖试验

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We usually use allium cepa root tip, as experimental material to observe the plant cell mitosis.

观察植物细胞的有丝分裂,常用的实验材料是洋葱根尖.

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Effect of low temperature on cell synchronized division in the root tip of

不同低温对大蒜根尖分生区细胞的同步化作用

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Phalaenopsis is a famous potted plant with high ornamental and economic value, the tissue culture of Phalaenopsis have been succeeded from the explants including seed, stem apex, stem section, root tip, leaf and flower peduncles, etc.

蝴蝶兰是观赏价值和经济价值很高的著名盆栽植物，用种子、茎尖、茎段、根尖、叶、花梗等外植体进行组织培养均获得了成功。

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After Nd: YVO_4 laser treatment, mitosis index decrease as treatment time longer, experiment results show: Nd: YVO_4 laser to chromosome and mitosis of broad bean root tip cells have big effect.

经Nd YVO4激光照射后，蚕豆根尖细胞中有丝分裂指数随着照射的时间的延长而降低。试验结果表明，Nd YVO4激光对蚕豆根尖细胞染色体和有丝分裂有明显影响。

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Effect of Pb on the Mitosis of Root Tip of Onion

铅对洋葱根尖细胞有丝分裂的影响

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Method: The study is conducted through the micronucleus root tip cell of fava.

方法: 采用蚕豆根尖细胞微核实验法.

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Effects of a new herbicide WD on cellular morphology of onion root tip

新除草化合物WD对洋葱根尖细胞形态的影响

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Studies on the Structure of Root-tip and Differentiation of the Primary Tissue in Sugarbeet.

甜菜根尖结构与初生组织分化的研究.

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Working as lab partners, we had to separate the slides of onion root tip cells into the phases of mitosis they represented and label them accordingly.

作为实验伙伴，我们得把洋葱根尖细胞的玻璃片按照它们所代表的有丝分裂阶段分开，并把相应的阶段标出来。

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The conventional plant root tip squashing method was used to investigate the chromosome number and karyotype of ural licorice and membranous milkvetch.

运用植物根尖压片法，对黄芪和甘草两种豆科植物的染色体数目、核型作了研究。

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The onion root tip karyokinesis experiment is a basic experiment in middle normal school biological teaching.

洋葱根尖细胞有丝分裂实验是中师生物教学的一个基础实验。

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Studied on chromosome damage in cells of broad bean root tip.

对照射后蚕豆根尖下细胞中的染色体损伤情况进行了研究。

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Objective: Effects of the preservative Potassium sorbate on micronuclei and chromosomal aberrations in root tip cells of Vicia faba and inhibition of β-carotene 、 vitamin B2 and vitamin C on genetic toxicity induced by Potassium sorbate were studied.

目的研究防腐剂山梨酸钾对蚕豆根尖细胞微核和染色体畸变的影响及β胡萝卜素、维生素B2和维生素C对山梨酸钾遗传毒性的抑制作用。

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Anatomical Structures of ActaeaRoot: root tip is consisted of initial cells of calyptrogen, periblem and plerome;

形态结构类叶升麻根尖由根冠和顶端分生组织构成；

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The chromosomal number, pattern and karyotype of two short-lived plants are researched by pressing the common root tip into pieces in it.

本研究用常规根尖压片方法，研究了2种短命植物染色体数目、形态和核型。

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Influence of Inflorescence Plucking and Tip Pruning on Vegetative Characters and Root Production of Bupleurum chinense

摘花序、打顶对北柴胡生育性状及根部产量的影响

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The soil pH value was promoted, the lead activities was dropped by applying lime to soil, and then absorption of maize root tip cells to lead was inhibited, harm of the lead to maize root cells was dropped.

通过石灰处理的土壤提高了铅污染土壤的pH值，降低了铅的活动性，抑制了玉米根尖细胞对铅的吸收，降低了重金属铅对玉米根尖细胞的危害。

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