Wednesday, 9 October 2002
Dalbergia melanoxylon: an important tree species of the African forest savanna
Michael S Sterner, Interforest, LLC, New Haven, CT
This poster analyzes the wood (macro- and microscopic) characteristics of D. melanoxylon, or Senegal ebony, the autecology of the species, and common value-added products made from it. A better understanding of its ecological and economic values will increase the incentive to reforest depleted stands of this savanna species. The tree provides a lustrous, dense, and durable black wood which is valuable to the local population for traditional woodworking. D. melanoxylon also has great potential to be propagated for agroforestry applications. This latter aspect is crucial in light of the fact that its natural range is threatened by desertification.
Throughout West Africa reforestation efforts targeting native species are too little emphasized by non-governmental organizations and governmental agencies. Species selection for reforestation is often based on high growth rates and ease of propagation. However, these criteria are not adequate. The protection and replanting of native species serves the goal of preserving biodiversity while also taking into account local economies. Wood properties, for example, determine how people utilize particular tree species. The rural population of the African Sahel is dependent on forest resources for food, fuel and building materials. D. melanoxylon and other native species can better provide for long term local needs than fast growing exotic species.
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