TY  - BOOK
AU  - Singh,S.S.
AU  - Singh,Rajesh
TI  - Principles and practices of agronomy
SN  - 9789327256376 :
PY  - 1988///
CY  - Ludhiana
PB  - Kalyani
KW  - Field crops
KW  - Agronomy
KW  - Agriculture
KW  - sears
N1  - Includes indexes and bibliography
ER  -