Zoekresultaten - Cocoa Industry Board of Papua New Guinea,

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  1. 1

    Black pod, canker and seedling blight diseases of cocoa = sik nogut bilong ol i kolim blak pod, kenka na sidling blait = huahua (Podi) krema, toto (canker) bona tubu matamata au en...

    Gepubliceerd in 1985
    “…Cocoa Industry Board of Papua New Guinea,…”
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  2. 2

    Vascular-streak dieback disease of cocoa = sik daibek bilong kakao = koko ena gorere : an illustrated guide for growers /

    “…Cocoa Industry Board of Papua New Guinea,…”
    Boek