TY  - BOOK
AU  - Gupta P.K.
TI  - Soil Plant Water and Fertilizer Analysis
SN  - 8177540386
U1  - 631.4 
PY  - 2000///
CY  - Jodhpur
PB  - Agrobios (India)
KW  - SOIL SCIENCE AND AGRICULTURAL CHEMISTRY
ER  -