TY  - BOOK
AU  -  Muller-samann,Karl M.
TI  -  Sustaining growth : :  soil fertility management in tropical smallho ldings / 
U1  -  AF 631.422 MUL 
PY  - 1994///
CY  -  Weikersheim : 
PB  -  Margraf Verlag, 
KW  -  Soil fertility
N1  -  Includes bibliographical references
ER  -