TY  - BOOK
AU  - Wester, Horace V.
TI  - Spraying and other controls for diseases and insects that attack trees and shrubs
T2  - Tree preservation bulletin
PY  - 1968///
CY  - Washington
PB  - Government Printing Office
KW  - Árboles
KW  - Plagas
KW  - Bosques
KW  - Protección
ER  -