TY  - BOOK
AU  - Pimentel, David,
TI  - World Soil Erosion and Conservation
SN  - 0521419670
U1  - 337 
PY  - 1993///
CY  - Cambridge
PB  - Cambridge University Press
KW  - International economics
KW  - Soil Conservation
KW  - Soil Erosion
ER  -