Ecological Facilitation / Self-Thinning / Botany, Functional Ecology, Population Biology of Plants / Regression Analysis / Community Dynamics / Discriminant function analysis / Plant population ecology / Principal component analysis (PCA) / Asymptotically distribution-free methods for the analysis of covariance / Discriminant function analysis / Plant population ecology / Principal component analysis (PCA) / Asymptotically distribution-free methods for the analysis of covariance
