TY  - BOOK
AU  - Knipling, E. F.
ED  - E.U.A. Department of Agriculture.
TI  - The basic principles of insect population, suppression and management
T2  - USDA. Agriculture handbook
U1  - 632.9 
PY  - 1979///
CY  - Washington
PB  - Department of Agriculture
KW  - Control de plagas
KW  - Ecología de insectos
KW  - Insecticidas
ER  -