TY  - BOOK
AU  - Tandon , H.L.S
TI  - Nitrogen research and crop production
SN  - 8185116423
U1  - 631.41 
PY  - 1996///
CY  - India
PB  - FDCO
KW  - SOIL CHEMISTRY
KW  - NITROGEN
KW  - CROP PRODUCTION
ER  -