TY  - GEN
AU  - Martius, C. 
AU  - Tiessen, H. 
AU  - Vlek, P.L.G. 
TI  - Managing organic matter in tropical soils: scope and limitations
SN  - 1402004559
U1  - 631.41 
PY  - 2001///
CY  - Dordrecht
PB  - Kluwer Academic
KW  - Soils
ER  -