TY  - BOOK
AU  - Sinclair, T.R., ed.
AU  - Gardner, F.P:
TI  - Principles of ecology in plant production
U1  - PA 574.5 S5 
CY  - Gainesville, Florida
PB  -  CAB International
KW  - Ecología agrícola
KW  - Ecología vegetal
ER  -