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| Cd胁迫对2种热带牧草种子发芽与根伸长的抑制效应 | |
| 引用本文： | 葛成军,陈秋波,俞花美,黄占斌,彭丽成,张杏艳.Cd胁迫对2种热带牧草种子发芽与根伸长的抑制效应[J].热带作物学报,2008,29(5):567-571. |
| 作者姓名： | 葛成军 陈秋波 俞花美 黄占斌 彭丽成 张杏艳 |
| 作者单位： | 1. 中国矿业大学化环学院,北京,100083;海南大学环境与植物保护学院,海南,儋州,571737 2. 中国热带农业科学院热带作物品种资源研究所,海南,儋州,571737 3. 海南大学环境与植物保护学院,海南,儋州,571737 4. 中国矿业大学化环学院,北京,100083 |
| 基金项目： | 科技部公益项目 ， 华南热带农业大学科技基金项目 ， 海南省科技厅高校科研项目( |
| 摘 要： | 探讨重金属镉胁迫下对坚尼草和柱花草种子发芽与根伸长的抑制效应.结果表明,与对照相比,低浓度(≤10 mg/L)镉污染对坚尼草发芽率有轻微的促进作用,高浓度(30 ms/L)则为抑制作用.不同浓度的镉污染对柱花草发芽率的影响较小,说明柱花草种子在萌芽阶段的抗镉胁迫能力较强.水培条件下Cd胁迫对根的抑制作用小于芽. |
| 关 键 词： | 镉 热带牧草 发芽率 根伸长抑制 |
Effect of Cd on Germination and Inhibition of Root Elongation of Tropical Forage Plants |
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| Ge Chengjun,Chen Qiubo,Yu Huamei,Huang Zhanbin,Peng Licheng and Zhang Xingyan.Effect of Cd on Germination and Inhibition of Root Elongation of Tropical Forage Plants[J].Chinese Journal of Tropical Crops,2008,29(5):567-571. | |
| Authors: | Ge Chengjun Chen Qiubo Yu Huamei Huang Zhanbin Peng Licheng and Zhang Xingyan |
| Institution: | 1.School of Chemical and Environmental Engineering, China University of Mining and Technology;2.College of Environment and Plant Protection, Hainan University;Tropical Crops Genetic Resources Institute, Chinese Academy of Tropical Agricultural Sciences;College of Environment and Plant Protection, Hainan University;School of Chemical and Environmental Engineering, China University of Mining and Technology;School of Chemical and Environmental Engineering, China University of Mining and Technology;Tropical Crops Genetic Resources Institute, Chinese Academy of Tropical |
| Abstract: | |
| Keywords: | cadmium tropical grass germination inhibition of root elongation |
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