Incense woodlands in Ethiopia and Eritrea: Regeneration problems and restoration possibilities

Degraded Forests in Eastern Africa: Management and Restoration

Volumn , Issue , 2010, Pages 133-152

  Abiyu, Abrham ^a,b   Bongers, Frans ^c   Eshete, Abeje ^c,d   Gebrehiwot, Kindeya ^e   Kindu, Mengistie ^d   Lemenih, Mulugeta ^c,f   Moges, Yitebitu ^d   Ogbazghi, Woldeselassie ^g   Sterck, Frank J ^c  

^a Amhara Region Agricultural Research Institute (ARARI)   (Ethiopia)

^b UNIVERSITY OF NATURAL RESOURCES AND LIFE SCIENCES   (Austria)

^c WAGENINGEN UNIVERSITY   (Netherlands)

^d Forestry Research Center   (Ethiopia)

^e MEKELLE UNIVERSITY   (Ethiopia)

^f Wondo Genet College of Forestry   (Ethiopia)

^g UNIVERSITY OF ASMARA   (Eritrea)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84917057059     PISSN: None     EISSN: None     Source Type: Book    
DOI: None     Document Type: Chapter

References (63)

1. Alder, D. (1995) 'Growth modelling for mixed tropical forests,' Tropical Forestry Paper No. 30, Oxford Forestry Institute, Oxford, UK
2. Anonymous (1997) 'Technical manual for the development/propagation and production of incense resource base. Amhara National Regional State, Bahar Dar' (unpublished)
3. Azene, B-T., Birnie, A. and Tengnas, B. (1993) Useful Trees and Shrubs for Ethiopia. Identification, Propagation and Management for Agricultural and Pastoral Communities, Regional Soil Conservation Unit, SIDA, Nairobi
4. Bailey, R. L. and Dell, T. R. (1973) 'Quantifying diameter distributions with the Weibull function,' Forest Science, vol 19, pp97-104
5. Bell, D. T. (2001) 'Ecological response syndromes in the flora of southwestern Western Australia: Fire resprouters versus reseeders,' Botanical Review, vol 67, pp417-440
6. Bell, T. L. and Ojeda, F. (1999) 'Underground starch storage in Erica species of the Cape Floristic Region - Differences between seeders and resprouters,' New Phytologist, vol 144, pp143-152
7. Bell, T. L. and Pate, J. S. (1996) 'Growth and fire response of selected Epacridaceae of south-western Australia,' Australian Journal of Botany, vol 44, no 5, pp509-526
8. Bellingham, P. J. and Sparrow, A. D. (2000) 'Resprouting as a life history strategy in woody plant communities,' Oikos, vol 89, pp409-416
9. Bond, W. J. and Midgley, J. J. (2001) 'Ecology of sprouting in woody plants: The persistence niche,' Trends in Ecology and Evolution, vol 16, pp45-51
10. Bowers, J. E. and Turner, R. M. (2002) 'The influence of climatic variability on local population dynamics of Cercidium microphyllum (foothill paloverde),' Oecologia, vol 130, pp105-113
11. Bowers, J. E., Turner, R. M. and Burgess, T. L. (2004) 'Temporal and spatial patterns in emergence and early survival of perennial plants in the Sonoran Desert,' Plant Ecology, vol 172, pp107-119
12. Bullock, S. H., Mooney, A. A. and Medina E. (eds) (1995) Seasonally Dry Tropical Forests, Cambridge University Press, Cambridge, UK
13. Chikamai, B. N. (ed) (2002) Review and Synthesis on the State of Knowledge of Boswellia spp. and Commercialisation of Frankincense in the Drylands of Eastern Africa, KEFRI, Nairobi
14. Condit, R., Sukumar, R., Hubbel, S. and Foster, R. B. (1998) 'Predicting population trends from size distributions: A direct test in a tropical tree community,' The American Naturalist, vol 152, no 4, pp495-509
15. Eshete, A. (2002) 'Regeneration status, soil seed banks and socio-economic importance of B. papyrifera in two woredas of North Gondar Zone, northern Ethiopia,' MSc thesis, Swedish University of Agricultural Sciences, Skinnskatteberg, Sweden
16. FAO (2003) State of the World's Forests, FAO, Rome
17. Fitwi, G. (2000) 'The status of gum arabic and resins in Ethiopia,' report of the Meeting of the Network for Natural Gum and Resins in Africa (NGARA) 29-31 May, Nairobi, pp14-22
18. Friis, I. (1986) 'The forest vegetation of Ethiopia,' Acta Universitas Upsalienses, Symbolae Botanicae Upsaliensis, vol 36, no 2, pp31-47
19. Friis, I. (1992) 'Forests and forest trees of northeast tropical Africa,' HMSO Kew Bulletin Additional Series XV, London
20. Gebremedhin, T. (1997) 'Boswellia papyrifera (Del.) Hochst. from Western Tigray. Opportunities, constraints and seed germination responses,' MSc thesis, Swedish University of Agricultural Sciences, Skinnskatteberg, Sweden
21. Gebremedhin, T. and Negash, L. (1999) 'The effect of different pre-sowing seed treatments on the germination of Boswellia papyrifera, a key dry-land tree,' Ethiopian Journal of Natural Resources, vol 1, no 1, pp37-55
22. Gebrehiwot, K. (2003) 'Ecology and management of Boswellia papyrifera (Del.) Hochst. dry forests in Tigray, Northern Ethiopia,' PhD thesis, Georg-August-University of Göttingen, Germany
23. Gebrehiwot, K., Muys, B., Haile, M. and Mitloehner, R. (2003) 'Introducing Boswellia papyrifera (Del.) Hochst and its non-timber forest product, frankincense,' International Forestry Review, vol 5, pp348-353
24. Gebrehiwot, K., Muys, B., Haile, M. and Mitloehner, R. (2005) 'The use of plant water relations to characterize tree species and sites in the drylands of northern Ethiopia,' Journal of Arid Environments, vol 60, no 4, pp581-592
25. Gentry, A. H. (1995) 'Diversity and floristic composition of neotropical dry forest,' in S. H. Bullock, A. A. Mooney and E. Medina (eds) (1995) Seasonally Dry Tropical Forests, Cambridge University Press, Cambridge, UK, pp146-194
26. Groombridge, B. and Jenkins, M. (2002) World Atlas of Biodiversity, prepared at UNEP World Conservation Monitoring Centre, California University Press, Berkeley, Los Angeles, CA
27. Haile, G., Gebrehiwot, K., Lemenih, M. and Bongers, F. (submitted) 'Time of collection and cutting sizes affect vegetative propagation of Boswellia papyrifera (Del.) Hochst through leafless branch cuttings,' submitted to Journal of Arid Environments
28. Hedberg, I. and Edwards, S. (eds) (1989) Flora of Ethiopia, Volume 3: Pittosporaceae to Araliaceae, The National Herbarium, Addis Ababa University, Addis Ababa
29. Janzen, D. H. (1988) 'Tropical dry forests: The most endangered major tropical ecosystem,' in E. O. Wilson and F. M. Peter (eds) Biodiversity, National Academy Press, Washington, DC, pp130-137
30. Jordan, P. W and Nobel, P. S. (1979) 'Infrequent establishment of seedlings of Agave deserti (Agavaceae) in the northern Sonoran Desert,' American Journal of Botany, vol 66, pp1079-1084
31. Jordan, P. W. and Nobel, P. S. (1981) 'Seedling establishment of Ferocactus acanthodes in relation to drought,' Ecology, vol 62, pp901-906
32. Kamziah, A. K., Ahmad, M. I. and Ahmad Zuhaidi, Y. (2000) 'Modelling diameter distribution in even-aged and uneven-aged forest stands,' Journal of Tropical Forest Science, vol 12, pp669-681
33. Lemenih, M. and Teketay, D. (2003) 'Frankincense and myrrh: Distribution, production, local uses, development potential, medicinal and industrial uses, and research needs in Ethiopia,' SINET: Ethiopian Journal of Science, vol 26, no 1, pp63-72
34. Lemenih, M., Feleke, S. and Tadesse, W. (2007) 'Constraints to smallholders' production of frankincense in Metema district, northwestern Ethiopia,' Journal of Arid Environments, vol 71, pp393-403
35. Lykke, A. M. (1998) 'Assessment of species composition change in savanna vegetation by means of woody plants' size class distributions and local information,' Biodiversity and Conservation, vol 7, pp1261-1275
36. Marshall, N. (1998) Searching for a Cure: Conservation of Medicinal Wildlife Resources in East and Southern Africa, TRAFFIC International, Cambridge, UK
37. Mayaux, P., Holmgren, P., Achard, F., Eva, H., Stibig, H. J. and Branthomme, A. (2005) 'Tropical forest cover change in the 1990s and options for future monitoring,' Philosophical Transactions of the Royal Society B, Biological Sciences, vol 360, pp373-384
38. Moges, Y. and Kindu, M. (2006) 'Effects of fencing and ground cultivation on natural regeneration of Boswellia papyrifera in Metema Wereda, Ethiopia,' Journal of the Drylands, vol 1, no 1, pp45-51
39. Murphy, P. G. and Lugo, A. E. (1986) 'Ecology of tropical dry forest,' Annual Review of Ecology and Systematics, vol 17, pp67-88
40. Negussie, A. (2008) 'The damage of long horn beetle (Idactus spinipennis Gahan) on dry deciduous Boswellia woodlands in central and western Tigray, northern Ethiopia,' MSc thesis, Mekelle University, Mekelle, Tigray, Ethiopia
41. Negussie, A., Aerts, R., Gebrehiwot, K. and Muys, B. (2008) 'Seedling mortality causes recruitment limitation of Boswellia papyrifera in northern Ethiopia,' Journal of Arid Environments, vol 72, pp378-383
42. Negussie, A., Aerts, R., Gebrehiwot, K., Prinsen, E. and Muys, B. (2009) 'Euphorbia abyssinica latex promotes rooting of Boswellia cuttings,' New Forests, vol 37, pp35-42
43. Ogbazghi, W. (2001) 'The distribution and regeneration of Boswellia papyrifera (Del.) Hochst. in Eritrea,' PhD dissertation, Wageningen University, Tropical Resource Management Papers No. 35, Wageningen University, Wageningen, The Netherlands
44. Ogbazghi, W., Bongers, F., Rijkers, T. and Wessel, M. (2006a) 'Population structure and morphology of the frankincense tree Boswellia papyrifera along an altitude gradient in Eritrea,' Journal of the Drylands, vol 1, no 1, pp85-94
45. Ogbazghi, W., Rijkers, T., Wessel, M. and Bongers, F. (2006b) 'The distribution of the francincense tree Boswellia papyrifera in Eritrea: The role of environment and land use,' Journal of Biogeography, vol 33, pp524-535
46. Pate, J. S., Froend, R. H., Bowen, B. J., Hansen, A. and Kuo, J. (1990) 'Seedling growth and storage characteristics of seeder and resprouter species of Mediterranean-type ecosystems of SW Australia,' Annals of Botany, vol 65, pp585-601
47. Pierson, E. A. and Turner, R. M. (1998) 'An 85-year study of Saguaro (Carnegiea gigantea) demography,' Ecology, vol 79, pp2676-2693
48. Rijkers, T., Ogbazghi, W, Wessel, M. and Bongers, F. (2006) 'The effect of tapping for frankincense on sexual reproduction in Boswellia papyrifera,' Journal of Applied Ecology, vol 43, pp1188-1195
49. Ros-Tonen, M., Dijkman, W. and Lammerts van Bueren, E. (1995) Commercial and Sustainable Extraction of Non-Timber Forest Products. Towards Policy and Management-Oriented Research Strategy, The Tropenbos Foundation, Wageningen, The Netherlands
50. Sheil, D. and Salim, A. (2004) 'Forest tree persistence, elephants, and stem scars,' Biotropica, vol 36, pp505-521
51. Swaine, A. M. (1998) 'Assessment of species composition change in savannah vegetation by means of woody plants' size class distribution and local information,' Biodiversity and Conservation, vol 7, pp1261-1275
52. Tadesse, W., Teketay, D., Lemenih, M. and Fitwi, G. (2002) 'Country report for Ethiopia,' in B. N. Chikamai (ed) Review and Synthesis on the State of Knowledge of Boswellia Species and Commercialisation of Frankincense in the Drylands of Eastern Africa, Food and Agriculture Organization of the United Nations, Rome, pp14-31
53. Tadesse, W., Feleke, S. and Eshete, T. (2004) 'Comparative study of traditional and new tapping method on frankincense yield of Boswellia papyrifera,' Ethiopian Journal of Natural Resources, vol 6, pp287-299
54. Tousseyn, D. (2004) 'Gum and resin resources of Ethiopia. A prospect for a sustainable market development of gum resins from Boswellia and Commiphora species, propositions for an ecological revival,' internship report, Wageningen University, Wageningen, The Netherlands
55. Turner, R. M. (1990) 'Long-term vegetation change at a fully protected Sonoran Desert site,' Ecology, vol 71, pp464-477
56. Vanclay, J. K. (1994) Modelling Forest Growth and Yield. Application to Mixed Tropical Forests, CAB International, Wallingford, UK
57. Vollesen, K. (1989) 'Burseraceae,' in I. Hedberg and S. Edwards (eds) Flora of Ethiopia, Volume 3, National Herbarium, Addis Ababa University, Addis Ababa, and Uppsala University, Uppsala, Sweden, pp442-478
58. Verdaguer, D. and Ojeda, F. (2002) 'Root starch storage and allocation patterns in seeder and resprouter seedlings of two cape Erica (Ericaceae) species,' American Journal of Botany, vol 89, pp1189-1196
59. Vieira, D. L. M. and Scariot, A. (2006) 'Principles of natural regeneration of tropical dry forests for restoration,' Restoration Ecology, vol 14, no 1, pp11-20
60. Von Breitenbach, F. (1963) The Indigenous Trees of Ethiopia, Ethiopian Forestry Association, Addis Ababa
61. White, F. (1983) The Vegetation of Africa: A Descriptive Memoir to Accompany the UNESCO/AETFAT/UNSO Vegetation Map of Africa, UNESCO, Paris, France
62. Wiegand, K., Jeltsch, F. and Ward, D. (1999) 'Analysis of the population dynamics of Acacia trees in the Negev Desert, Israel, with a spatially-explicit computer simulation model,' Ecological Modelling, vol 117, pp203-224
63. Zhang, L., Gove, J. H., Liu, C. and Leak, W B. (2001) 'A finite mixture of two Weibull distributions for modeling the diameter distributions of rotated sigmoid, unevenaged stands,' Canadian Journal of Forest Research, vol 31, pp1654-1659