Relative abundance of denitrifying and dinitrogen-fixing bacteria in layers of a forest soil

FEMS Microbiology Ecology - Tập 36 - Trang 33-42 - 2001
Alexander Mergel1, Oliver Schmitz1, Thomas Mallmann2, Hermann Bothe1
1Botanisches Institut, Universität zu Köln, Gyrhofstr. 15, D-50923 Cologne, Germany
2Geographisches Institut, Universität zu Köln, Zuelpicherstr. 49, D-50923 Cologne, Germany