Dramatic increases in concentration in the seed business, coupled with aggressive efforts to vertically integrate the … producers. Disparate positions of market power by highly concentrated input suppliers on the one hand (particularly seed … suppliers because of control over germ plasm and a monopoly position over seed varieties through plant patents or plant variety …

evidence that vertical organization has significant effects on seed prices. These effects are found to vary depending on the …

consultation was organized in Kenya in May and June 2008 with stakeholders from the seed sector, NGOs, Ministry of Agriculture … organizations in Kenya, including government agencies, non-governmental organizations, and seed companies, supply reduced … segmentation for maize seed. The two main market segmentation strategies that are viable are direct targeting, which is likely to …

impact of the adoption decision of bund construction and seed dibbling on net returns, input demand and output supply … and non-adopters of dibbling seed. However, output supply and net returns were not found to be statistically different for …

combined with intensified weeding. Furthermore, when dibbling is not only used as seed sowing but also as fertilizer …