TY  - BOOK
AU  - Singh, S.S.
TI  - Hand book of agricultural science
SN  - 9789327228885 (pbk)
U1  - 630  SIN/HA 
PY  - 2013///
CY  - Ludhiana
PB  - Kalyani Publishers
KW  - Soil science
KW  - Weed control
KW  - Plant pathology
KW  - Agricultural engineering
ER  -