TY  - BOOK
ED  - Symposium on Tropical Soils and Vegetation
ED  - Symposium on tropical soils and vegetation
TI  - Tropical soils and vegetation: proceedings
U1  - 581.730913 
PY  - 1961///
CY  - Paris
PB  - Unesco
KW  - Agriculture
KW  - Plants
KW  - Soils
KW  - Tropics
ER  -