TY  - BK
TI  - National corn handbook
U1  - 633.153 
PY  - 1980///
CY  - West Lafayette, IN (USA)
PB  - Purdue University, 
KW  - Agronomic characters
KW  - AGROVOC
KW  - Biological development
KW  - Crop management
KW  - Cultivation
KW  - Drainage
KW  - Economics
KW  - Environmental factors
KW  - Fertilizer application
KW  - Harvesting
KW  - Irrigation
KW  - Marketing
KW  - Pest control
KW  - Plant requirements
KW  - Silage
KW  - Water management
KW  - Zea mays
N1  - Illustrations, tables
ER  -