82 research outputs found

    From Farmer Participation to Pro?poor Seed Markets: The Political Economy of Commercial Cereal Seed Networks in Ghana

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    The current agricultural policy discourse in Ghana emphasises ‘pro?poor market’ approaches to seeds and input delivery systems by creating public?private partnerships and an enabling environment for agri?business. This has resulted in a particular configuration of actors and interests that define the country's emerging Green Revolution agenda, of which certified seed is a critical component. This article draws on the results of a political economic analysis of Ghana's cereal seed system to examine how influential alliances of public and private actors have constructed a particular vision of the future of agriculture in the country which serves a narrow set of political interests and constrains local innovation and opportunity in the seed sector. It highlights how this universalising ‘consensus’ is acting to close down efforts to establish more pluralistic, participatory approaches in favour of a single, dominant, commercially oriented model of agricultural development

    Growth Enhancement Support Scheme (GESS) and Farmers’ Fertilizer Use in Rural Nigeria

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    Fertilizer use in Nigeria is estimated at 13 kg/ha, which is far below the 200 kg/ha recommended by the Food and Agricultural Organization (FAO). The objective of this investigation was to identify the determinant factors of farmers’ participation in the Nigeria’s growth enhancement support scheme (GESS). In addition, we determined the impact of the GESS on fertilizer use in rural areas. One thousand, two hundred rural farmers were sampled across the six geopolitical zones of Nigeria. Results from the use of recursive bivariate probit model indicated that GESS significantly impacted on the access and usage of fertilizer among the rural farmers; and that contact with extension agents, ownership of mobile phones, power for charging phone batteries, value output, mobile network coverage, ability to read and write were positive determinants of rural farmers participation in the GESS; whereas increased distance to registration and collection centers, and cultural constraints to married women reduced farmers’ tendency to participate in the GESS. The findings suggest that farmers’ participation in the GESS is a critical factor for raising fertilizer use in Nigeria. This implies that food security in sub-Saharan Africa can be achieved by increasing the participation of rural farmers in the growth enhancement support scheme

    Insecticide resistance status in Anopheles gambiae in southern Benin

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    BACKGROUND: The emergence of pyrethroid resistance in Anopheles gambiae has become a serious concern to the future success of malaria control. In Benin, the National Malaria Control Programme has recently planned to scaling up long-lasting insecticidal nets (LLINs) and indoor residual spraying (IRS) for malaria prevention. It is, therefore, crucial to monitor the level and type of insecticide resistance in An. gambiae, particularly in southern Benin where reduced efficacy of insecticide-treated nets (ITNs) and IRS has previously been reported. METHODS: The protocol was based on mosquito collection during both dry and rainy seasons across forty districts selected in southern Benin. Bioassay were performed on adults collected from the field to assess the susceptibility of malaria vectors to insecticide-impregnated papers (permethrin 0.75%, delthamethrin 0.05%, DDT 4%, and bendiocarb 0.1%) following WHOPES guidelines. The species within An. gambiae complex, molecular form and presence of kdr and ace-1 mutations were determined by PCR. RESULTS: Strong resistance to permethrin and DDT was found in An. gambiae populations from southern Benin, except in Aglangandan where mosquitoes were fully susceptible (mortality 100%) to all insecticides tested. PCR showed the presence of two sub-species of An. gambiae, namely An. gambiae s.s, and Anopheles melas, with a predominance for An. gambiae s.s (98%). The molecular M form of An. gambiae was predominant in southern Benin (97%). The kdr mutation was detected in all districts at various frequency (1% to 95%) whereas the Ace-1 mutation was found at a very low frequency (<or= 5%). CONCLUSION: This study showed a widespread resistance to permethrin in An. gambiae populations from southern Benin, with a significant increase of kdr frequency compared to what was observed previously in Benin. The low frequency of Ace-1 recorded in all populations is encouraging for the use of bendiocarb as an alternative insecticide to pyrethroids for IRS in Benin

    The Politics of Seed in Africa's Green Revolution: Alternative Narratives and Competing Pathways

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    As calls for a ‘Uniquely African Green Revolution’ gain momentum, a focus on seeds and seed systems is rising up the agricultural policy agenda. Much of the debate stresses the technological or market dimensions, with substantial investments being made in seed improvement and the development of both public and private sector delivery systems. But this misses out the political economy of policy processes behind this agenda: who wins, who loses, and whose interests are being served? Drawing on lessons from country case studies from Ethiopia, Ghana, Kenya, Malawi and Zimbabwe, as well as insights from a set of complementary studies of cross?cutting themes, this article assesses the evolution of seed system research and development programmes and processes across the region. By examining how the contrasting politics and different configurations of interests affect the way cereal seed systems operate, it highlights opportunities for reshaping the terms of the debate and opening up alternative pathways to more sustainable and socially just seed systems
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