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Brief for the Minister for Agriculature and Livestock Honourable Galen Lang on the present state of the cocoa industry, Rabaul, Cocoa Board of PNG, 21 Mar 1990
Statistics on cocoa production, exports, prices and distribution of planting materials, Cocoa Board of PNG, 9 Mar 1990
Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report January – December 1994, Madang, Cocoa Board of PNG
Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report January – March 1996, Rabaul, Cocoa Board of PNG, bound with Special feature, P. Jollands, Root disease in cocoa, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.8, n.d.
Rufina Peter (Economics Division), Papua New Guinea Cocoa Market Report October – December 1996, Madang, Cocoa Board of PNG, bound with Special Feature, C. Prior, Bark canker of cocoa, Kerevat, PNG Cocoa & Coconut Research Institute, CCRI Information Bulletin No.11, n.d.
PNG Cocoa & Coconut Research Institute, First Annual Research Report of the PNG Cocoa & Coconut Research Institute 1986/1987, Tavilo Research Centre, CCRI, Nov 1987
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