TY  - BOOK
AU  - Subba Rao,N.S.
TI  - Soil microorganisms and plant growth
U1  - 631.4 
PY  - 1977///
CY  - Delhi.
PB  - Oxford , IBH
KW  - Soil Micro Organisms
KW  - Soil Plant
KW  - Soil Science
ER  -