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Article: Reports outline forestry study findings from National University.
- Article from:
- Agriculture Week
- Article date:
- February 5, 2009
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"Severe droughts have the potential of inducing transient shifts in forest canopy composition by altering species-specific adult tree mortality patterns. However, permanent vegetation change will occur only if tree recruitment patterns are also affected," scientists in Argentina report.
"Here, we analyze how a massive mortality event triggered by the 1998-1999 drought affected adult and sapling mortality and recruitment in a mixed Nothofagus dombeyi (Mirb.) Blume-Austrocedrus chilensis (D. Don) Flor. et Boult. forests of northern Patagonia. Comparing drought-induced and tree-fall gaps, we assessed changes in forest composition, microenvironments, and seedling ...