TY  - BOOK
AU  - Heikurainen, L.
ED  - International peat congress
TI  - Results of draining peat lands for forestry in Finland
PY  - 1963///
CY  - L.
KW  - ПО66.5(41Фн)
KW  - rubbk
N2  - Библиогр.: с. 16
ER  -