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Producing White Yam for the Export Market: The influence of Seed Sett Size and Planting Density on Tuber Sizes
The study was conducted to evaluate the effect of seed sett sizes and planting density on the tuber size and yields of yam. The treatments were arranged in a split-split plot design with two premium Dioscorea rotundata varieties (Pona and Dente) as main plot. Seed sett sizes (farmers' sett size 350 g, half farmers' sett size 175g) as subplot and Planting density (6944 plt/ha; 8333 plt/ha; 10417plt/ha; 13889 plt/ha; 20833 plt/ha) as sub-sub plot in 2014. Minisetts (50 g) a popular yam multiplication technique was added in 2015. -
Needs assessment of sweet potato production in northern Ghana: implications for research and extension efforts.
The study was carried out to generate baseline information on production, marketing and utilization of sweet potato in Northern Ghana. -
Diagnosing institutional logics in partnerships and how they evolve through institutional bricolage: Insights from soybean and cassava value chains in Ghana
Trade globalisation and climate change pose new challenges for food security in Africa. To unlock smallholder productivity, more understanding is needed of the institutional context and the role of development interventions, such as partnerships, in the food sector. This article proposes institutional logics as a theory and methodology for institutional diagnosis to gain insight into context-embedded negotiation and change processes created by project-based partnership interventions.