Depth-Resolved Microbial and Enzymatic Controls on Carbon and Nutrient Dynamics in Restored Alpine Wetlands

Depth-Resolved Microbial and Enzymatic Controls on Carbon and Nutrient Dynamics in Restored Alpine WetlandsTreatment Codes:TreatmentDescriptionWDDegraded grasslandWPRPassively restored grasslandWARActively restored grasslanda, b, cReplicatesSoil Depth Layers:LayerDescription1Topsoil (0–15 cm)2Subsoil (15–30 cm)Indexes Description:βG: β-Glucosidase activity (μmol pNP·g⁻¹·h⁻¹)POD: Peroxidase activity (ΔAbs·g⁻¹·min⁻¹ or U·g⁻¹)PPO: Polyphenol oxidase activity (ΔAbs·g⁻¹·min⁻¹ or U·g⁻¹)UE: Urease activity (μg NH₄⁺-N·g⁻¹·h⁻¹)NAG: N-Acetyl-β-D-glucosaminidase (μmol pNP·g⁻¹·h⁻¹)LAP: Leucine aminopeptidase (μmol pNA·g⁻¹·h⁻¹)CBH: Cellobiohydrolase (μmol pNP·g⁻¹·h⁻¹)AP: Acid phosphatase (μmol pNP·g⁻¹·h⁻¹)C:N, C:P, N:P: Stoichiometric ratios (unitless)VL: Vector length (unitless)VA: Vector angle (°)MBN, MBC: Microbial biomass nitrogen/carbon (mg·kg⁻¹)SBD: Soil bulk density (g·cm⁻³)DOC: Dissolved organic carbon (mg·kg⁻¹ or mg·L⁻¹)TDN: Total dissolved nitrogen (mg·kg⁻¹ or mg·L⁻¹)pH: Soil pH (unitless)SOC: Soil organic carbon (g·kg⁻¹)AGB: Aboveground biomass (g·m⁻²)BGB: Belowground biomass (g·m⁻²)