TY  - BOOK
TI  - Advances in Integrated Soil Fertility Management in Sub - Saharan Africa : : Challenges & Opportunities / 
SN  - 9781402057595
AV  - S 599 .5 .A1 2007
PY  - 2007///
CY  - The Netherlands
PB  - Springer
KW  - 1. Soil fertility 2. Sub - Saharan Africa 3. Soil Mngt
ER  -