TY  - BOOK
AU  - Gray,T.R.G.(Timothy Robert George)
AU  - Williams,S.T.
TI  - Soil micro-organisms
SN  - 0050023225
PY  - 1971///
CY  - Edinburgh
PB  - Oliver & Boyd
KW  - Soil micro
KW  - organisms
N1  - Bibl.: p.197-234. - Index
ER  -