TY  - BOOK
AU  - Patterson, Fred L.
ED  - American Society of Agronomy. Madison, Wis.
TI  - Agronomic research for food
T2  - ASA special publication
U1  - 630.72097 
PY  - 1976///
CY  - Madison, Wis.
PB  - American Society of Agronomy
KW  - Agricultura
KW  - Investigacion
KW  - E.U.A
KW  - Alimentos
KW  - Abastecimiento
ER  -