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3Twenty years' results from a shade and fertilizer trial of Amazon cocoa (Theobroma cacao) in Ghana Twenty years' results from a shade and fertilizer trial of Amazon cocoa (Theobroma cacao) in Ghanaby 40704 Ahenkorah, Y. autor/a, 75749 Halm, B.J. autor/a, 43269 Appiah, M.R. autor/a, 40870 Akrofi, G.S. autor/a, 132577 Yirenkyi, J.E.K. autor/a
Published 1987bibliotecaIICA -
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