TY  - BOOK
AU  - Brooks,Freed E.
TI  - Roundheaded apple-tree borer. Its life history and control
T2  - Bulletin. U.S. Dept. of Agric
PY  - 1920///
CY  - -USA
PB  - 
KW  - Entomologia aplicada
KW  - Plagas
KW  - Perforador
KW  - Manzanas
KW  - Control
KW  - Zoologia
ER  -