TY  - BOOK
AU  - Pieri,Christian J.M.G.
TI  - Fertility of soils: a future for farming in the West African savannah 
SN  - 3540532838
PY  - 1992///
CY  - Berlin
PB  - Springer-Verlag
KW  - Crop yields
KW  - Africa, French-speaking West
KW  - Soil management
KW  - Soil fertility
KW  - Agriculture
N1  - Translation of: Fertilit�e des terres de savannes
ER  -