氨氧化古菌的生态学研究进展

被引:38
作者
贾仲君 [1 ]
翁佳华 [1 ,2 ]
林先贵 [3 ]
Ralf Conrad [4 ]
机构
[1] 中国科学院土壤环境与污染修复重点实验室(南京土壤研究所)
[2] 南京农业大学园艺学院
[3] 中国科学院南京土壤研究所土壤与农业可持续发展国家重点实验室
[4] Max Planck Institute for Terrestrial Microbiology
关键词
泉古菌(Crenarchaeota); 氨氧化古菌; 氨氧化; amoA基因; 微生物生态;
D O I
10.13343/j.cnki.wsxb.2010.04.009
中图分类号
X172 [环境微生物学];
学科分类号
摘要
上百年来细菌一直被认为是地球氨氧化过程的主要驱动者,2005年海洋中分离到迄今唯一的非极端环境泉古菌,发现其氧化氨态氮获得能源生长,是氨氧化古菌。氨氧化古菌和细菌对地球氨氧化过程的相对贡献率,是目前全球氮循环研究最重要的微生物生态学问题之一。已有的证据表明古菌在海洋氨氧化过程中发挥了重要作用,细菌则是土壤氨氧化过程的主要驱动者。本文重点探讨了原位自然环境下氨氧化古菌的生态学研究进展。
引用
收藏
页码:431 / 437
页数:7
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