TY  - BOOK
AU  - Balzola,Asun
ED  - Food and Agriculture Organization of the United Nations.
TI  - The soil-how the soil is made up
T2  - Better farming series / FAO
U1  - 631 
PY  - 1970///
CY  - Rome
PB  - FAO
KW  - Soil
KW  - Soil chemistry
KW  - Soil compaction
KW  - Soil consolidation
N1  - Translation and adaptation of : "Le solcomment est fait le sol" published by INADES; Cover ill. prepared by Asun Balzola
ER  -