Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 9 of 9 for “"Seed systems"”.
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Understanding farmer seed systems in Sespond, North West Province
Farmer-led seed systems (FSS) provide the backbone for small-scale farmers and many rural communities that use traditional methods of farming to produce seeds that grow and adapt to local conditions. FSS differ from one community and farmer to the next, depending on the methods and practices used …
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Understanding the resilience of local seed systems: a case study of Uzumba-Maramba Pfungwe and Chimanimani Districts, Zimbabwe
… some studies suggesting that smallholder farming systems could provide a more sustainable alternative. Local seed systems are at the core of smallholder agriculture and, although typically characterised as inefficient, can account for 60-100% of seed materials planted. Such systems are envisaged …
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Current and potential systems for maintaining sweetpotato planting material in areas with prolonged dry seasons: a biological, social and economic framework
This study on sweetpotato seed systems was conducted in Mukono, Kamuli, Bukedea and Soroti districts in Uganda, and in Mwanza, Shinyanga and Meatu regions in the Lake Zone of Tanzania during 2007 – 2011. It aimed at developing simple, affordable and applicable technologies for conserving and …
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Climate Change and Seed Security Among Smallholder Farmers in Northern Ghana
… dry periods, shorter growing seasons, and seed germination failures. In the African context, the mechanisms through which these ecological stressors would affect seed security are poorly understood. Drawing upon a case study of semi-arid Ghana, this study examines climate change impacts on …
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The role of African leafy vegetables in food security
… the supply chain. This research investigated seed systems, drought tolerance, hydroponic production, market barriers, consumer preference, and the impact of gender as related to ALVs. We found that ALVs play an important role in food security and that critical differences exist between formal …
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Impact of cassava innovations on household productivity and welfare in Uganda
… due to low technology uptake, dysfunctional seed systems, poor farmer organisation and policy failures. Motivated by several problematized research gaps, this study carried out an empirical investigation to answer seven research questions: (a) what are the causal determinants of participation …
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Analysing the relationship between seed security and food security: the case of Chimanimani district, Zimbabwe
… they often suffer from a lack of appropriate seed as well as high levels of food insecurity. Interventions such as community seed production, seed aid, and input subsidies are used to address these concerns. However, the relationship between seed security and food security has been …
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Exploring Participation in Citizen Science for Leadership Identity Development and Food Systems Leadership: A Case Study of Tricot
… identities and leadership behaviors in food systems. Therefore, this phenomenological case study explored the personal and social experiences of participating in the CS initiative Triadic Comparison of Technologies (tricot) and the implications for the development of leadership identity and …
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How growers make decisions impacts plant disease control
… (CBSD) and its management via the use of clean seed systems (CSS). We find that both the information used by growers to assess profitability and the perception of economic and epidemiological parameters influence long-term participation in the CSS. Over-estimation of infection risk leads to …