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This value chain analysis was completed by E.D. Israel Oliver King, G. Meldrum, N. Kumar, Lauridsen N., C. Manjula, S. Padulosi, M.N. Sivakumar, R. Baskar, K. Madeshwaran, and as part of the international Programme “Linking agrobiodiversity value chains, climate adaptation and nutrition: Empoweri...


Israel Oliver King, E.D.Meldrum, G.Kumar, N.Lauridsen, N.Manjula, C.Padulosi, S.Sivakumar, M.N.Baskar, R.Madeshwaran, K.[Research brief: Value chain and market potential of minor millets to strengthen climate resilience, nutrition security and incomes in India]Research brief: Value chain and market potential of minor millets to strengthen climate resilience, nutrition security and incomes in India

This article, which synthesizes the results of more than 140 economic models analyzing the causes of tropical deforestation, raises significant doubts about many conventional hypotheses in the debate about deforestation. More roads, higher agricultural prices, lower wages, and a shortage of off-f...


Angelsen, A.Kaimowitz, D.[Rethinking the causes of deforestation: lessons from economic models]Rethinking the causes of deforestation: lessons from economic models

Income measures are increasingly used as an indicator of the well-being of forest villagers, their use of forest products, and even the value of a forest. The methods for estimating income are often underreported, however, and little analysis is available of the methods required to measure income...


Wollenberg, Eva K.[Methods for estimating forest income and their challenges]Methods for estimating forest income and their challenges

The economic importance of Gaharu is assessed in three villages on the Bahau River in north-central Borneo to gain insights about the incentives for harvesting and management of valuable non-timber forest product. Three indicators of economic value-level and proportion of income, returns to labor...


Wollenberg, Eva K.[Incentives for collecting gaharu (fungal-infected wood of Aquilaria SPP, Thymelaeaceae) in East Kalimantan]Incentives for collecting gaharu (fungal-infected wood of Aquilaria SPP, Thymelaeaceae) in East Kalimantan

Two questionnaire surveys of fuel use by low-income households in Zimbabwe were conducted in four small towns in 1994, and in these towns plus four larger towns in 1999. An energy transition from wood through kerosene to electricity occured (a) with rising household income, (b) with increasing el...


Campbell, Bruce M.Vermeulen, Sonja J.Mangono, J.J.Mabugu, R.[The energy transition in action: domestic fuel choices in a changing Zimbabwe]The energy transition in action: domestic fuel choices in a changing Zimbabwe

This study used a Goal Programming approach to investigate the effects of changes in agricultural policies and labour supply due to deaths in farming households, on use of woodlands under two regimes; namely one where utilization of forest resources was restricted to within sustainable levels and...


Guveya, E.Sukume, C.[A goal programming model for planning management of Miombo woodlands]A goal programming model for planning management of Miombo woodlands

Stoian, D.Donovan, J.[A systems perspective for achieving economic growth and livelihood resilience: towards a multi-chain approach to value chain development]A systems perspective for achieving economic growth and livelihood resilience: towards a multi-chain approach to value chain development
Autor: Powell, J.M.

Discusses the traditonal management of cattle manure in a cropping system in central Nigeria in conjunction with the agronomic benefits and problems of manure use.


Powell, J.M.[Manure for cropping: Case study from central Nigeria]Manure for cropping: Case study from central Nigeria

This study develops and demonstrates procedures for modeling the impact of agricultural technology adoption decisions on consumption and nutrition in a subsistence-farming context. The method is based on expected direct utility maximization (EDUM) formulation and incorporates subsistence quantiti...


Ahmed, M.M.Preckel, P.Baker, T.G.López Pereira, M.[Modeling the impact of technological change on nutrition and marketed surplus]Modeling the impact of technological change on nutrition and marketed surplus

Many semiarid regions of Sub-Saharan Africa (SSA) are experiencing vast increases in human population pressure and urbanization. These augment the demand for agricultural products and have led to the expansion, intensification, and often closer integration of crop and livestock production systems...


Powell, J.M.Pearson, R.A.Hiernaux, Pierre H.Y.[Crop-livestock interactions in the West African drylands]Crop-livestock interactions in the West African drylands

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