Summary of two-way ANOVA on the effects of gap and species on Pb and Cd release/accumulation rates at different stages (n = 72).

Significance level:**, pSF, snow formation stage; SC, snow coverage stage; SM, snow melt stage; FT, the freeze-thaw season; GS, growing season; 1 Yr, one year.Summary of two-way ANOVA on the effects of gap and species on Pb and Cd release/accumulation rates at different stages (n = 72).显著性水平：**；pSF（积雪形成阶段，snow formation stage）；SC（积雪覆盖阶段，snow coverage stage）；SM（积雪消融阶段，snow melt stage）；FT（冻融季，the freeze-thaw season）；GS（生长季，growing season）；1 Yr（1年，one year）。针对不同阶段林隙与物种对铅（Pb）、镉（Cd）释放/累积速率影响的双向方差分析汇总（样本量n=72）。