TY  - BOOK
AU  - Muller-Samann,Karl M.
AU  - Johannes Kotschi
TI  - Sustaining growth:  : soil fertility management in tropical smallholdings
SN  - 3-8236-1226-3
AV  - S494.5.M94 
PY  - 1994///
CY  - Weikershem
PB  -  : Margraf Verlag
KW  - Tropics
KW  - Sustainable agriculture
ER  -