TY  - BOOK
AU  - Phillips, W. J.
AU  - Barber, George W.
TI  - The corn earworm as an enemy of field corn in the eastern states
CY  - Washington
PB  -  Department of agriculture
KW  - Heliothis (Helicoverpa) zea  Maíz
KW  -  Plagas
ER  -