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Grisley, W ,  Shamambo, M ,  [A non-market distribution of Carioca bean seed in Zambia: an analysis of its adoption and diffusion] ,  A non-market distribution of Carioca bean seed in Zambia: an analysis of its adoption and diffusion

Grisley, W ,  Mwangi, W ,  Degu, G ,  [Food self-sufficiency, fertilizer use, and access to formal credit : a test of the relationships on small farms in Ethiopia] ,  Food self-sufficiency, fertilizer use, and access to formal credit : a test of the relationships on small farms in Ethiopia