The development of Phytophthora canker on different cocoa genotypes infected and uninfected with cocoa swollen shoot virus

Tropical Science

Volumn 45, Issue 1, 2005, Pages 50-53

  Opoku, I Y ^a   Dakwa, J T ^a   Ollennu, L A A ^a  

^a New Tafo   (Ghana)

Author keywords

Canker; Cocoa swollen shoot virus; Lesions; Phytophthora

Indexed keywords

PHYTOPHTHORA; PHYTOPHTHORA PALMIVORA; THEOBROMA CACAO;

EID: 22344435248     PISSN: 00413291     EISSN: None     Source Type: Journal    
DOI: 10.1002/ts.47     Document Type: Article

References (17)

1. Dakwa JT (1967) The effect of infection with virus and Pyhtophthora palmivora on cocoa seedlings. Annual Report of the Cocoa Research Institute of Ghana.
2. Dakwa JT (1974) The effect of Pyhtophthora palmivora (Butl.) on the development of cocoa seedlings infected with cocoa viruses. Ghana Journal of Agricultural Science 7: 179-184.
3. Dakwa JT (1986) Seasonal effect on the establishment and development of cankers. Annual Report Cocoa Research Institute of Ghana 1985/86, pp. 84-85.
4. Evans HC (1971) CSSV/Phytophthora inter-relationships. Annual Report of the Cocoa Research Institute of Ghana 1970/71, pp 84-85.
5. Evans HC (1972) CSSV/Phytophthora/water stress interactions. Annual Report of the Cocoa Research Institute of Ghana 1971/72, pp. 96-100.
6. Firman ID (1974) Cocoa canker. In: Phytophthora disease of cocoa (Gregory PH, ed.), pp. 131-139. London: Longman.
7. Goodall DW (1949) Virus diseases of cacao in West Africa. IV. The effect of virus infection on growth and water content of cacao seedlings. Annals of Applied Biology 36: 440-447.
8. King LN, Hampton RE and Diachum K (1964) Resistance to Erysiphe polygoni of red clover infected with bean yellow mosaic. Science 146, 1054-1055.
9. Legg JT, Lovi NK, Ollennu LAA, Owusu GK and Thresh JM (1984) Coppicing experiments on the spread and control of swollen shoot virus in Ghana. Crop Protection 3: 289-303.
10. Prior C (1981) Phytophthora bark canker of cocoa in Papua New Guinea. Proceedings, 7thInternational Cocoa Research Conference, Douala, Cameroon, 1979, pp. 271-275.
11. Posnette AF (1940) Transmission of swollen shoot. Tropical Agriculture, Trinidad 17: 98.
12. Posnette AF (1947) Virus diseases of cacao in West Africa. I. Cacao viruses 1A, 1B, 1C and 1D. Annals of Applied Biology 34: 388-402.
13. Posnette AF and Todd JMcA (1955) Virus diseases of cacao in West Africa. IX. Strain variation and intrerference in virus 1A. Annals of Applied Biology 43: 433-453.
14. Russell GE (1966) Some effects of inoculation with yellowing viruses on the susceptibility of sugar beet to fungal pathogens. Transactions of the British Mycological Society 49: 611-619, 621-628.
15. Thresh JM, Owusu GK, Boamah A and Lockwood G (1988) Ghanaian cocoa varieties and swollen shoot virus. Crop Protection 7: 219-231.
16. Vernon AJ (1971) Canker: the forgotten disease of cocoa. Cocoa Growers Bulletin 16: 9-14.
17. Wilson EM (1958) Rust-TMV cross-protection and necrotic-ring reaction in bean. Phytopathology 48: 228-231.