TY  - BOOK
AU  - Azzi, Girolamo
AU  - Fano, Enzo
TI  - AGRICULTURAL ECOLOGY
U1  - 630.17 
PY  - 1956///
CY  - London
PB  - Constable
KW  - Agricultural Physics
KW  - Crop Yields
KW  - Soils
N1  - Bibliography : P. 403-415; Translation Of Ecologia Agraria
ER  -