Environmental stability of resistance to anthracnose and virus diseases of water yam (Dioscorea alata)
C. N. Egesi1, T. J. Onyeka1* and R. Asiedu2
1National Root Crops Research Institute (NRCRI), Umudike, P. M. B. 7006, Umuahia, Nigeria.
2International Institute of Tropical Agriculture (IITA), P. M. B. 5320, Ibadan, Nigeria
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