TY  - BOOK
AU  - Gupta, P. K.
TI  - Hand Book of Soil, Fertilizer and Manure
SN  - 0818716722
U1  - 631.422 
PY  - 1999///
CY  - Bikaner
PB  - Botanica Agro Botanica
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Soil fertility
ER  -