TY  - BOOK
AU  - Nagornny, V D 
AU  - Singh, Raghav J
TI  - Soil fertility management 
SN  - 9789327218596
U1  - 631.422 
PY  - 2012///
CY  - Ludhiana 
PB  - Kalyani publishers
KW  - Soil science
KW  - Soil fertility complex
KW  - Rain water harvesting
KW  - Arid zone soils
KW  - Fertilizer
ER  -