多年生黑麦草根际溶磷菌的筛选(英文) |
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引用本文: | 杨明举,丁磊磊,李世歌,莫本田,舒健虹,张文,李娟.多年生黑麦草根际溶磷菌的筛选(英文)[J].农业科学与技术,2016(3):756-759. |
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作者姓名: | 杨明举 丁磊磊 李世歌 莫本田 舒健虹 张文 李娟 |
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作者单位: | 1. 贵州省水产研究所,贵州贵阳,550006;2. 贵州省草业研究所,贵州贵阳,550006 |
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基金项目: | Social Development Projects in Guizhou Province(NY [2011]3104),System Reform Program of Guizhou Province (Z[2012]4005).基金项目贵州省社会发展攻关(黔科合 NY字[2011]3104号),贵州省体制改革项目(黔科合体Z字[2012]4005号)。 |
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摘 要: | 从多年生黑麦草根际不同部位分离具有溶磷能力的溶磷菌菌株,采用溶磷圈法筛选出7株溶磷能力较强的菌株开展溶磷潜力实验。结果表明,各菌株的磷源溶解量差异较大(135.27~187.87μg/ml),各菌株分泌IAA量为3.47~24.27μg/ml,其中以Lp59最大;综合菌株的溶磷量、分泌IAA量,认为Lp59、Lp61、Lp65、Lp69、Lp70和Lp72等6个菌株有较大的开发潜力。
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关 键 词: | 多年生黑麦草 溶磷菌 溶磷能力 IAA |
Selection of Rhizosphere Phosphate-solubilizing Bacteria of Perennial Ryegrass |
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Abstract: | The research isolated phosphorus-soluble bacteria from different parts of ryegrasses and selected 7 bacteria performing better in solbilizing capacity. The test results showed that the capacity of phosphorus-solubilizing tended to be volatile in the range from 135.27 to 187.87 μg/ml and the secreting capacity of IAA was in 3.47-24.27 μg/ml. It is believed that Lp59, Lp61, Lp65, Lp69, Lp70 and Lp72 are potential for further development. |
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Keywords: | Perennial ryegrass Phosphate-solubilizing bacteria Phosphorus-solubiliz-ing ability IAA |
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