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  • Schumann, Katharina  (2)
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  • 1
    Online Resource
    Online Resource
    University Library J. C. Senckenberg ; 2015
    In:  Flora et Vegetatio Sudano-Sambesica Vol. 18 ( 2015-12-01), p. 11-20
    In: Flora et Vegetatio Sudano-Sambesica, University Library J. C. Senckenberg, Vol. 18 ( 2015-12-01), p. 11-20
    Abstract: Wild plant species are important nutritious supplements to otherwise nutrient poor diets of rural populations in West Africa. Consequently, a decline of wild food species has a direct negative impact on the nutritional status of local households. In this study, we firstly investigated the preferred wild food species in south-east Burkina Faso, their perceived change in abundance as well as their contribution to wild food income. Secondly, we studied how these species might be substituted in times of species shortfall. Thirdly, we investigated the impact of socio-economic variables on the substitution choice. We conducted 155 household interviews in two villages and found 21 wild food species. With a contribution of almost 70% to wild food income, Vitellaria paradoxa and Parkia biglobosa were economically most important. All species were considered declining to some degree. The wide range of cited substitutes for the ten most important wild food species indicates a great knowledge on alternative plant species in the area. For the majority, the substitution choice did not depend on socio-economic characteristics. Cited as surrogate for several important wild food species, the native tree Balanites aegyptiaca was the most important substitute species. Many valued wild food species were substituted with other highly valued wild food species and therefore the decline of one species can lead to a shortfall of another substitute. Thus, even though our results suggest that people are able to counteract the decrease or absence of wild food species, growing decline of one species would concurrently increase the pressure on other native food species.
    Type of Medium: Online Resource
    ISSN: 1868-3606 , 1867-8653
    Language: Unknown
    Publisher: University Library J. C. Senckenberg
    Publication Date: 2015
    detail.hit.zdb_id: 2490163-5
    SSG: 12
    Location Call Number Limitation Availability
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  • 2
    Online Resource
    Online Resource
    University Library J. C. Senckenberg ; 2016
    In:  Flora et Vegetatio Sudano-Sambesica Vol. 19 ( 2016-12-01), p. 7-17
    In: Flora et Vegetatio Sudano-Sambesica, University Library J. C. Senckenberg, Vol. 19 ( 2016-12-01), p. 7-17
    Abstract: Non-Timber Forest Products (NTFPs) make a major contribution to the livelihoods and diets of rural households in the savanna ecosystems of West Africa. However, land use change and climatic variability might affect their availability in the future. Based on a survey among 227 households in Northern Benin, we investigated local substitution patterns for the seeds of the three socio-economically most important NTFP-species in the region, Vitellaria paradoxa, Adansonia digitata and Parkia biglobosa, being major sources for protein, fat, and micronutrients in local daily diets. Our study compared substitution patterns between, firstly, three income groups, to assess whether a households’ socio-economic status has an influence on the choice of surrogates (low cost vs. more costly options). Secondly, we compared substitution patterns between the five major ethnic groups in the study region (the Fulani, the Bariba, the Ditammarie, the Kabiyé and the Yom). The choice of substitutes differed significantly across income groups. However, the poorest households clearly show to be the most vulnerable: up to 30 % of the sampled households stated they would lack an adequate replacement for the NTFPs in question. Furthermore, ethnic affiliation showed to have a considerable impact on the preferred alternative products due to underlying cultural traditions of plant use. Subsequently, aiming at maintaining – and enhancing – the local supply of V. paradoxa, P. biglobosa and A. digitata in order to secure their contributions to local diets, local land use policy should have a particular focus on their ethnic-conditioned use and particularly the specific requirements of the poorest community members.
    Type of Medium: Online Resource
    ISSN: 1868-3606 , 1867-8653
    Language: Unknown
    Publisher: University Library J. C. Senckenberg
    Publication Date: 2016
    detail.hit.zdb_id: 2490163-5
    SSG: 12
    Location Call Number Limitation Availability
    BibTip Others were also interested in ...
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