TY  - BOOK
AU  - Nazirkar R B
AU  - Nazirkar, R. B
AU  - Sonar, K. R [Gd.]
AU  - Nazirkar R B
AU  - Sonar K R [Gd.]
AU  - Sonar K. R [Gd.]
TI  - Evaluation of soil test methods for available nitrogen
U1  - 630.24/NAZ 
PY  - 1985///
CY  - MPKV, Rahuri
PB  - MPKV, Rahuri
KW  - Agricultural Chemistry,  nitrogen
ER  -