Fig. 4. Comparative mean radial growth rate (mm per year) at different sites. Symbols: square = W. racemosa; triangle = L. scoparium; circle = D. filifolium; dotted line indicates a line of general trend
Fig. 4. Comparative mean radial growth rate (mm per year) at different sites. Symbols: square = W. racemosa; triangle = L. scoparium; circle = D. filifolium; dotted line indicates a line of general trend.