| 干旱胁迫下三叶草渗透调节物质动态及与叶片水分的相关性 |
| |
| 引用本文： | 冯淑华,陈雅君,周阳.干旱胁迫下三叶草渗透调节物质动态及与叶片水分的相关性[J].中国草地学报,2011,33(6). |
| |
| 作者姓名： | 冯淑华 陈雅君 周阳 |
| |
| 作者单位： | 1. 东北农业大学动物科技学院,黑龙江哈尔滨,150030
2. 东北农业大学园艺学院,黑龙江哈尔滨,150030 |
| |
| 基金项目： | "十一五"国家科技支撑计划项目，黑龙江省"十一五"攻关项目 |
| |
| 摘 要： | 以黑龙江野生白三叶、瑞文德、普通红三叶和杂三叶为研究对象,通过盆栽控水形成5个干旱梯度,测定土壤相对含水量、叶片相对含水量、水势、游离脯氨酸含量、可溶性蛋白质含量、可溶性糖含量的变化.结果表明:随着土壤干旱时间的延长,三叶草叶片游离脯氨酸、可溶性蛋白质和可溶性糖含量都呈明显增加趋势,并且品种间表现不同.从渗透调节物质与叶片水分的相关分析上看,三种物质与叶片水势、叶片相对含水量都呈负相关.游离脯氨酸、可溶性糖和可溶性蛋白质三种物质在水分胁迫时的渗透调节作用是协同的,各物质之间在处理的整个进程中都表现出正相关关系.
|
| 关 键 词： | 三叶草 干旱 渗透调节 叶片水分 |
Correlation Analysis between Dynamic Change of Osmoregulation Substance and Moisture in Leaves of Clovers under Drought Stress |
| |
| FENG Shu-hua,CHEN Ya-jun,ZHOU Yang.Correlation Analysis between Dynamic Change of Osmoregulation Substance and Moisture in Leaves of Clovers under Drought Stress[J].Chinese Journal of Grassland,2011,33(6). |
| |
| Authors: | FENG Shu-hua CHEN Ya-jun ZHOU Yang |
| |
| Institution: | FENG Shu-hua1,CHEN Ya-jun2,ZHOU Yang2(1.College of Animal Science and Technology,Northeast Agricultural University,Harbin 150030,China,2.Horticultural College,China) |
| |
| Abstract: | Heilongjiang wild white clover,Rivendel,Common red clover,Alsike clover were as research objects in the test,they were potted,five water gradients were designed,relative water content of soil,relative water content of leaves,water potential of leaves,free proline content,soluble protein content and soluble sugar content were measured.The results showed that: with the lengthening of stress times,free proline content,soluble protein content and soluble sugar content of leaves increased,and there were differen... |
| |
| Keywords: | Clover Drought Osmoregulation Water in leaves |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
