The aboveground biomass (AGB), belowground biomass (BGB), total biomass (TB) and belowground to aboveground biomass ratio (B/A) among three grassland types in Inner Mongolia (mean ±1 SE).

Within the same columns, values with different superscripts letters (a, b, c) indicate significant difference (α在同一列内，标注有不同上标字母（a、b、c）的数值表示存在显著性差异（α