Warming reduces the cover and diversity of biocrust-forming mosses and lichens, and increases the physiological stress of soil microbial communities in a semi-arid Pinus halepensis plantation - Maestre, FernandoT.; Escolar, Cristina; Bardgett, Richard D.; Dungait, Jennifer A. J.; Gozalo, Beatriz; Ochoa, Victoria; (Frontiers In Microbiology, 2015)