TY  - BOOK
AU  - Ballou,F.H.and I.P.Lewis
TI  - Dusting versus spraying apple orchards in Ohio
T2  - Bulletin. Ohio  Agric. Experiment Station
PY  - 1933///
CY  - Ohio-USA
PB  - 
KW  - Entomologia Agricola
KW  - Huertas
KW  - Frutales
KW  - Manzanas
KW  - Insecticidas
KW  - Ohio
KW  - Agricultura
ER  -