62-Photoautotrophic organisms control microbial ab

62-Photoautotrophic organisms control microbial abundance, diversity, and physiology in different types of biological soil crusts.TheISMEJournalhttps://doi.org/10.1038/s41396-018-0062-8ARTICLEPhotoautotrophicorganismscontrolmicrobialabundance,diversity,andphysiologyindifferenttypesofbiologicalsoilcrustsStefanieMaier1●AlexandraTamm1●DianmingWu1,2●JenniferCaesar3●MartinGrube4●BettinaWeber1Received:13September2017/Revised:21December2017/Accepted:10January2018©TheAuthor(s)2018.ThisarticleispublishedwithopenaccessAbstractBiologicalsoilcrusts(biocrusts)coverabout12%oftheEarth’slandmasses,therebyprovidingecosystemservicesandaffectingbiogeochemicalfluxesonaglobalscale.Theycomprisephotoautotrophiccyanobacteria,algae,lichensandmosses,whichgrowtogetherwithheterotrophicmicroorganisms,formingamodelsystemtostudyfacilitativeinteractionsandassemblyprinciplesinnaturalcommunities.Biocrustscanbeclassifiedintocyanobacteria-,lichen-,andbryophyte-dominatedtypes,whichreflectstagesofecologicalsuccession.Inthi