TY  - BOOK
AU  - Todar Mal
TI  - PRODUCTIVITY OF MAIZE-BASED CROPPING SYSTEMS IN RELATION TO TILLAGE, MULCHING AND FERTILIZER MANAGEMENT PRACTICES
U1  - T 633.15 
PY  - 2017///
CY  - LUDHIANA
PB  - PAU
KW  - Croping systems
ER  -