| 我国西北部分地区豆科植物根瘤菌资源调查研究 |
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| 引用本文： | 赵龙飞,邓振山,杨文权,韦革宏.我国西北部分地区豆科植物根瘤菌资源调查研究[J].干旱地区农业研究,2009,27(6):33-39. |
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| 作者姓名： | 赵龙飞 邓振山 杨文权 韦革宏 |
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| 作者单位： | 赵龙飞(西北农林科技大学生命科学学院,陕西省农业分子生物学重点实验室,陕西,杨凌,712100;商丘师范学院生命科学系,河南,商丘,476000);邓振山,杨文权,韦革宏(西北农林科技大学生命科学学院,陕西省农业分子生物学重点实验室,陕西,杨凌,712100) |
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| 基金项目： | 国家自然科学基金，科技部农业微生物菌种资源整理、整合及共享试点子项目 |
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| 摘 要： | 通过对青海、甘肃、宁夏和陕西部分地区豆科植物根瘤菌资源调查,共采集到根瘤样品1850份,包括野生和栽培豆科植物有20属41种,采集的根瘤86%着生在侧根或须根上,根瘤的形状主要有棒状、掌状、球状、珊瑚状,颜色多为黄色、粉色,少数呈白色或褐色.调查研究发现,六盘山棘豆为新发现的豆科结瘤植物;兴隆山棘豆为青海新记录植物.豆科植物与根瘤菌共生结瘤及根瘤特征,除了与寄主植物的遗传特性、发育时期有关外,还与其所处的生态环境(水分、温度、光照、土壤结构、土壤pH等)有密切的关系.
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| 关 键 词： | 豆科植物 根瘤菌 根瘤特征 共生结瘤 生态环境 |
Investigation of leguminous plants and rhizobial resources in some regions of Northwest China |
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| ZHAO Longfei,DENG Zhenshan,YANG Wenquan,WEI Gehong.Investigation of leguminous plants and rhizobial resources in some regions of Northwest China[J].Agricultural Research in the Arid Areas,2009,27(6):33-39. |
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| Authors: | ZHAO Longfei DENG Zhenshan YANG Wenquan WEI Gehong |
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| Institution: | ZHAO Long-fei1,2,DENG Zhen-shan1,YANG Wen-quan1,WEI Ge-hong1(1.College of Life Sciences,Northwest A & F University,Yangling,Shaanxi 712100,China,2.Department of Life Sciences,Shangqiu Normal University,Shangqiu,Henan 476000,China) |
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| Abstract: | An investigate was conducted on leguminous plants and rhizobial resources in some regions of Qinghai,Gansu,Ningxia and Shaanxi in Northwest China,in which a total number of 1850 root nodule samples were collected,including 20 genera,41species of cultivated and wild legumes legumes.In the samples,86% of the root nodules were distributed on lateral root or fibre, and they were shaped as claviform,palmated,coralliform or spherical,most in colors of yellow and pink,and few in white and brown.Investigation and r... |
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| Keywords: | legume rhizobia root nodule characteristics symbiotic nodulation ecological environment |
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