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Figure 4
Hardwood basal area as a proportion of total stand basal area by age and site preparation treatment: The burn only (B), chop-burn (C&B), shear-pile-disk (S, P&D), chop-herbicide-burn (C, H&B), and herbicide-burn (H&B) treatments. The herbicide-burn-herbicide treatment resulted in no hardwoods over the study period.