TY  - BOOK
AU  - Szegi, J.
TI  - Soil Biology and Conservation of the Biosphere
SN  - 9630512734
U1  - 631.46 
PY  - 1977///
CY  - Budapest
PB  - Akademiai Kiado
KW  - Agriculture and related technologies
KW  - Technology (Applied sciences)
KW  - Soil biology
KW  - Soil conservation
ER  -