Divergent effects of snow exclusion on microbial variables across aggregate size classes

Aanderud, 2013, Sensitivity of soil respiration and microbial communities to altered snowfall, Soil Biol. Biochem., 57, 217, 10.1016/j.soilbio.2012.07.022 Allison, 2006, Activities of extracellular enzymes in physically isolated fractions of restored grassland soils, Soil Biol. Biochem., 38, 3245, 10.1016/j.soilbio.2006.04.011 Blaud, A., Menon, M., van der Zaan, B., Lair, G.J., Banwart, S.A., 2017. Effects of dry and wet sieving of soil on identification and interpretation of microbial community composition. In: Banwart, S.A., Sparks, D.L. (Eds.), Advances in agronomy. Academic Press, pp. 119–142. Burns, 2013, Soil enzymes in a changing environment: current knowledge and future directions, Soil Biol. Biochem., 58, 216, 10.1016/j.soilbio.2012.11.009 Chen, 2013, The impacts of climate change and human activities on biogeochemical cycles on the Qinghai-Tibetan Plateau, Glob. Chang. Biol., 19, 2940, 10.1111/gcb.12277 Dorodnikov, M., Blagodatskaya, E., Blagodatsky, S., Marhan, S., Fangmeier, A., Kuzyakov, Y., 2009. Stimulation of microbial extracellular enzyme activities by elevated CO2 depends on soil aggregate size. Glob. Chang. Biol. 15, 1603–1614. https://doi.org/10.1111/j.1365-2486.2009.01844.x. Fang, 2016, Warming effects on biomass and composition of microbial communities and enzyme activities within soil aggregates in subtropical forest, Biol. Fertil. Soils, 52, 353, 10.1007/s00374-015-1081-5 Fansler, 2005, Distribution of two C cycle enzymes in soil aggregates of a prairie chronosequence, Biol. Fertil. Soils, 42, 7, 10.1007/s00374-005-0867-2 Groffman, 2001, Colder soils in a warmer world: a snow manipulation study in a northern hardwood forest ecosystem, Biogeochemistry, 56, 135, 10.1023/A:1013039830323 Frostegård, 1993, Shifts in the structure of soil microbial communities in limed forests as revealed by phospholipid fatty acid analysis, Soil Biol. Biochem., 25, 723, 10.1016/0038-0717(93)90113-P Gavazov, 2017, Winter ecology of a subalpine grassland: effects of snow removal on soil respiration, microbial structure and function, Sci. Total Environ., 590, 316, 10.1016/j.scitotenv.2017.03.010 Grandy, 2008, Nitrogen deposition effects on soil organic matter chemistry are linked to variation in enzymes, ecosystems and size fractions, Biogeochemistry, 91, 37, 10.1007/s10533-008-9257-9 Guggenberger, 1999, Bacterial and fungal cell-wall residues in conventional and no-tillage agroecosystems, Soil Sci. Soc. Am. J., 63, 1188, 10.2136/sssaj1999.6351188x He, 2017, Effects of forest conversion on soil microbial communities depend on soil layer on the eastern Tibetan Plateau of China, PLOS ONE, 12, 10.1371/journal.pone.0186053 Jiang, 2013, Soil aggregate stratification of nematodes and microbial communities affects the metabolic quotient in an acid soil, Soil Biol. Biochem., 60, 1, 10.1016/j.soilbio.2013.01.006 Jusselme, 2016, Variations in snow depth modify N-related soil microbial abundances and functioning during winter in subalpine grassland, Soil Biol. Biochem., 92, 27, 10.1016/j.soilbio.2015.09.013 Kristiansen, 2006, Similarity of differently sized macro-aggregates in arable soils of different texture, Geoderma, 137, 147, 10.1016/j.geoderma.2006.08.005 Li, 2017, Effects of snow absence on winter soil nitrogen dynamics in a subalpine spruce forest of southwestern China, Geoderma, 307, 107, 10.1016/j.geoderma.2017.08.003 Mendes, 1999, Microbial biomass and activities in soil aggregates affected by winter cover crops, Soil Sci. Soc. Am. J., 63, 873, 10.2136/sssaj1999.634873x Murugan, 2019, Spatial distribution of microbial biomass and residues across soil aggregate fractions at different elevations in the Central Austrian Alps, Geoderma, 339, 1, 10.1016/j.geoderma.2018.12.018 Nie, 2014, Soil aggregate size distribution mediates microbial climate change feedbacks, Soil Biol. Biochem., 68, 357, 10.1016/j.soilbio.2013.10.012 Oztas, 2003, Effect of freezing and thawing processes on soil aggregate stability, Catena, 52, 1, 10.1016/S0341-8162(02)00177-7 Sinsabaugh, 2008, Stoichiometry of soil enzyme activity at global scale, Ecol. Lett., 11, 1252, 10.1111/j.1461-0248.2008.01245.x Sorensen, 2016, Contrasting effects of winter snowpack and soil frost on growing season microbial biomass and enzyme activity in two mixed-hardwood forests, Biogeochemistry, 128, 141, 10.1007/s10533-016-0199-3 Steinweg, 2008, Experimental snowpack reduction alters organic matter and net N mineralization potential of soil macroaggregates in a northern hardwood forest, Biol. Fertil. Soils, 45, 1, 10.1007/s00374-008-0305-3 Tabatabai, 1982, Soil enzymes, 903 Tan, 2014, Snow removal alters soil microbial biomass and enzyme activity in a Tibetan alpine forest, Appl. Soil Ecol., 76, 34, 10.1016/j.apsoil.2013.11.015 Tian, 2021, Microbial metabolic response to winter warming stabilizes soil carbon, Glob. Chang. Biol., 10.1111/gcb.15538 Tornberg, 2003, Fungal growth and effects of different wood decomposing fungi on the indigenous bacterial community of polluted and unpolluted soils, Biol. Fertil. Soils, 37, 190, 10.1007/s00374-002-0574-1 Walker, V. K., Palmer, G. R., Voordouw, G., 2006. Freeze-thaw tolerance and clues to the winter survival of a soil community. Appl. Envir. Microl. 72, 1784–1792. https://doi.org/10.1128/AEM.72.3.1784-1792.2006. Wang, 2016, Decrease in snowfall/rainfall ratio in the Tibetan Plateau from 1961 to 2013, J. Geogr. Sci., 26, 1277, 10.1007/s11442-016-1326-8 Wang, 2015, Responses of enzymatic activities within soil aggregates to 9-year nitrogen and water addition in a semi-arid grassland, Soil Biol. Biochem., 81, 159, 10.1016/j.soilbio.2014.11.015 Waring, 2014, Ecoenzymatic stoichiometry of microbial nutrient acquisition in tropical soils, Biogeochemistry, 117, 101, 10.1007/s10533-013-9849-x White, 1996, Quantitative comparisons of in situ microbial biodiversity by signature biomarker analysis, J. Ind. Microbiol., 17, 185 Wilpiszeski, 2019, Soil aggregate microbial communities: towards understanding microbiome interactions at biologically relevant scales, Appl. Environ. Microbiol., 85, 10.1128/AEM.00324-19 Yang, 2019, Immediate and carry-over effects of increased soil frost on soil respiration and microbial activity in a spruce forest, Soil Biol. Biochem., 135, 51, 10.1016/j.soilbio.2019.04.012 Yu, 2016, Decrease in winter respiration explains 25% of the annual northern forest carbon sink enhancement over the last 30 years, Glob. Ecol. Biogeogr., 25, 586, 10.1111/geb.12441 Zelles, 1999, Fatty acid patterns of phospholipids and lipopolysaccharides in the characterisation of microbial communities in soil: a review, Biol. Fertil. Soils, 29, 111, 10.1007/s003740050533 Zhao, 2017, Long-term enhanced winter soil frost alters growing season CO2 fluxes through its impact on vegetation development in a boreal peatland, Glob. Chang. Biol., 23, 3139, 10.1111/gcb.13621