TY  - BOOK
AU  - Satterthwait, A. F.
TI  - How to control billbugs: destructive to cereal and forage crops  
CY  - Washington
PB  -  Department of Agriculture
KW  - Calendra  Cereales
KW  -  Plagas  Plantas forrajeras
KW  -  Plagas
ER  -