TY  - REP
AU  - Ullstrup,A.J.
AU  - De León,C.
AU  - Granados,G.
AU  - Ortega Corona,A.
TI  - Maize nurseries for the search of sources of resistance to insect pests and diseases
PY  - 1966///
CY  - [s.l.]
PB  - [s.n.], 
KW  - Breeding
KW  - AGROVOC
KW  - Disease resistance
KW  - Germplasm
KW  - Mexico
KW  - Pest insects
KW  - Pest resistance
KW  - Genetic resources
KW  - Zea mays
KW  - Genotypes
KW  - CIMMYT
N1  - Tables
ER  -