| 秦艽地上和地下生物量与其根际微生物群落结构关系的研究 |
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| 引用本文： | 王静,梁健,安毅,秦源,南春燕.秦艽地上和地下生物量与其根际微生物群落结构关系的研究[J].中草药,2011,42(12):2535-2540. |
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| 作者姓名： | 王静 梁健 安毅 秦源 南春燕 |
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| 作者单位： | 1. 陕西师范大学生命科学学院,陕西西安,710062
2. 西安正大制药有限公司,陕西西安,710043 |
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| 基金项目： | 陕西省科技攻关计划项目(2010K17-02) |
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| 摘 要： | 目的 研究秦艽Gentiana macrophylla地上和地下生物量与其根际微生物群落结构关系.方法 采用平板培养法测定秦艽根际微生物群落组成.结果 人工栽培秦艽根际细菌、氨化细菌和固氮菌数量均显著高于野生种类；野生和人工栽培秦艽根际细菌、氨化细菌和固氮菌数量在高海拔样点最高；人工栽培秦艽地上和地下生物量均显著高于野生种类；秦艽生物量与根际细菌、氨化细菌和固氮菌数量呈正相关.结论 秦艽人工栽培应充分满足其生态要求,尽量在秦艽适宜生长的高海拔低温山区栽培;合理供给氮肥,接种合适的菌肥并增加其土壤微生物总数量可提高秦艽的产量.
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| 关 键 词： | 秦艽 根际微生物 氮化细菌 固氮菌 生物量 |
| 收稿时间： | 2011/6/13 0:00:00 |
Relationship between biomass in ground and underground parts of Gentiana macrophylla and its rhizosphere microbial community structure |
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| WANG Jing,LIANG Jian,AN Yi,QIN Yuan and NAN Chun-yan.Relationship between biomass in ground and underground parts of Gentiana macrophylla and its rhizosphere microbial community structure[J].Chinese Traditional and Herbal Drugs,2011,42(12):2535-2540. |
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| Authors: | WANG Jing LIANG Jian AN Yi QIN Yuan and NAN Chun-yan |
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| Institution: | 1.College of Life Sciences,Shaanxi Normal University,Xi’an 710062,China 2.Xi’an C.P.Pharmaceutical Co.,Ltd.,Xi’an 710043,China |
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| Abstract: | Objective To study the relationship between the biomass in ground and underground parts of Gentiana macrophylla and its rhizosphere microbial community structure.Methods The composition of rhizosphere microorganism of G.macrophylla was measured with plate counting method.Results The number of rhizosphere bacteria,ammonifying bacteria,and nitrogen-fixing bacteria of cultivated G.macrophylla is significantly higher than that of wild species;The number of rhizosphere bacteria,ammonifying bacteria,and nitrogen-... |
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| Keywords: | Gentiana macrophylla Pall rhizosphere microorganism ammonifying bacteria nitrogen-fixing bacteria biomass |
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