Αποτελέσματα αναζήτησης - "Plantations Surveys"

Smallholders and marketing groups : a successful combination? / από Overfield, Duncan

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Introduction, field evaluation and adaptability of rust resistant catimor coffee varietied in Papua New Guinea / από Kiara, Jacob M.

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Coffea arabica cuttings trail, Aiyura 1991-1992 / από Charmetant, Pierre

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Investigations into the nutritional requirements of unshaded plantation coffee in Papua New Guinea : block E7 factorial fertilizer trial, Aiyura Haes, Eastern Highlands Province, 1... από Harding, Paul E.

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Proposals for economic evaluation of scientific research in the coffee sector / από Overfield, Duncan

Θέματα: “…Coffee plantations Survey Papua New Guinea.…”