TY  - BOOK
AU  - BRAR, Kiran Vir Kaur
TI  - Impact of continuous cropping and fertilization on crop yield and soil properties under maize-wheat sequence
U1  - T 631.58 B79I 
PY  - 2006///
CY  - Ludhiana
PB  - PAU
KW  - CROPPING SYSTEMS
KW  - CROP YIELDS
KW  - MULTIPLE CROPPING
ER  -