1. Anon (1963) Annual report, Department of Agriculture Stock and Fisheries, Papua New Guinea, 1961–1963, p 49
2. Anon (1964) Annual report, Department of Agriculture Stock and Fisheries, Papua New Guinea, 1963–1964, p 41
3. Bridgland LA, Richardson JM, Edward LL (1966 a) Dieback disease of cacao. Part 1. South Pac Plant 1:13–20, 28
4. Bridgland LA, Richardson JM, Edward IL (1966 b) Dieback disease of cacao. Part 2. South Pac Plant 1:3–6, 22
5. Bridgland LA, Richardson JM, Edward IL (1967) Dieback disease of cacao. Part 3. South Pac Plant 1:9–11, 16–17