TY  - BOOK
AU  - D. Boels
AU  -  D.B. Davies  A.E. Johnston
TI  - Soil degradation
U1  - 631.45 
PY  - 1982///
CY  - Rotterdam
PB  - A. A. Balkema
N1  - D. Boels; D.B. Davies & A.E. Johnston: Soil degradation.  Rotterdam.  A. A. Balkema, 1982.--(631.45BOE)
ER  -