Competitive interactions between methane- and ammonia-oxidizing bacteria modulate carbon and nitrogen cycling in paddy soilCo-occurrence patterns among prokaryotes across an age gradient in pit mud of Chinese strong-flavor liquorInteractions between Thaumarchaea, Nitrospira and methanotrophs modulate autotrophic nitrification in volcanic grassland soilCharacterization of the microbial community in different types of Daqu samples as revealed by 16S rRNA and 26S rRNA gene clone librariesMicrobiota dynamics related to environmental conditions during the fermentative production of Fen-Daqu, a Chinese industrial fermentation starterConventional methanotrophs are responsible for atmospheric methane oxidation in paddy soils