1. McKendry P (2002) Energy production from biomass (part 1): overview of biomass. Bioresour Technol 83:37–46
2. Timberlake J, Chidumayo E, Sawadogo L (2010) Distribution and characteristics of African dry forests and woodlands. In: Chidumayo EN, Gumbo DJ (eds) The dry forest and woodlands of Africa: managing for products and services. Earthscan, London, pp 11–41
3. Wennerberg S (2004) Plant guide: Ponderosa pine. United States Department of Agriculture, National Resources Conservation Service, Louisiana, pp 1–4
4. Oliver WW, Ryker RA (1990) Pinus ponderosa. In: Silvic of North America: Volume 1 Conifers. Forest Service, United States Department of Agriculture, Agricultural Handbook 654, Washington, DC, pp 413–424
5. Lasode OA, Balogun, AO (2010) Wood wastes generation in Ilorin metropolis: problems, management challenges and prospects. In. Proceedings of the 25th International Conference on Solid Waste Technology and Management, Philadelphia, PA, 14–17 March 2010