TY  - BOOK
AU  - Singh, S. S,
TI  - Soil Fertility and Nutrient Management
SN  - 9788127269982
U1  - 631 
PY  - 2012///
CY  - New Delhi
PB  - Kalyani Publishers
KW  - Soil Fertility
KW  - Soil Science
KW  - Techniques, equipment & materials
ER  -