TY  - BOOK
AU  - Gray,T.R.G.
TI  - Soil micro-organisms / 
SN  - 0582441609
U1  - 631.46 
PY  - 1979///
CY  - London
PB  - Longman, 
KW  - Agriculture
KW  - Soil
KW  - Environment
KW  - Ecology
KW  - Population
KW  - Organic chemistry
ER  -