TY  - BOOK
AU  - Hartemink, Alfred E., ed.
TI  - Soil fertility decline in the tropics with case studies on plantions
SN  - 9780851996701
U1  - 631.422 H 11 S 
PY  - 2003///
CY  - Cambridge, USA
PB  - CABI
KW  - Soil Fertility
ER  -