TY  - BOOK
AU  - Ewart W. H
TI  - Suggestions for the use of DDT during the summer season for the control of Citricola scale and citrus thrips in central California
U1  - PA-C 632.951 S67 
CY  - Riverside, Calif.
PB  -  University of California
KW  - DDT (insecticida)
N1  - Encuadernado con otros impresos similares
ER  -