Petra Boynton|Gary W. Wood|Trisha Greenhalgh
Reaching beyond the white middle classes
University College London
h3abstracth3 rise wildfire frequency severity across globe increased interest secondary succession however despite role soil microbial communities regeneration postfire vegetation biogeochemical cycling lack measurements immediately postfire high temporal resolution resulted limited understanding microbial secondary succession fill knowledge gap collected soils 17 25 34 67 95 131 187 286 376 days southern california wildfire fireadapted chaparral shrublands assessed bacterial fungal biomass qpcr 16s 18s richness composition illumina miseq sequencing 16s its2 amplicons fire severely reduced bacterial biomass 47 richness 46 impacts stronger fungi biomass decreasing 86 richness 68 bacterial biomass richness oscillated response precipitation declines biomass richness groups persisted entire postfire year contrast unburned plots fungi bacteria burned plots experienced rapid succession 56 compositional turnover periods analogous plants fireadapted fireloving pyrophilous microbes drove successional dynamics dominant pyrophilous bacteria fungi experienced marked tradeoffs abundance time especially fungi initial peak basidiomycete yeast igeminibasidiumi followed tradeoffs filamentous ascomycetes ipyronema aspergillusi ipenicilliumi bacteria proteobacteria genus imassiliai dominated burned plots throughout year yet following two dominant bacteria firmicute ibacillusi proteobacteria inoviherbaspirillumi traded abundance time high temporal sampling allowed us capture dynamics microbial secondary succession first time indicates tradeoffs among dominant pyrophilous microbes control microbial succession thus might important impacts ecosystem functions