Seed Regeneration Potential of Canopy Gaps at Early Formation Stage in Temperate Secondary Forests, Northeast China
Figure 7
Canonical Correspondence Analysis (CCA) biplot ordination of seedling density for three plant species (Δ) and environmental variables (arrows) in gaps (A) and under canopies (B).
Species abbreviations: Am = Acer mono; Qm = Quercus mongolica; Fr = Fraxinus rhynchophylla. Environmental variable abbreviations: ST = soil temperature; LA = light availability; SWC = soil water content.