TY  - GEN
AU  - Cardwell, K.F.  [et     al]
TI  - Improving screening methods for resistance to downy mildew of maize in Nigeria
PY  - 1994///
CY  - Ibadan, Nigeria
PB  - International Institute of Tropical Agriculture (IITA)
KW  - Downy mildew diseases -- Nigeria.
KW  - Corn -- Disease and pest resistance -- Nigeria
ER  -