TY  - BOOK
AU  - Fisher, D. F.
AU  - Newcomer, E. J.
TI  - Controlling important fungus and insect enemies of the pear in the humid sections of the pacific northwest
CY  - Washington
PB  -  Department of Agriculture
KW  - Pera
KW  -  Enfermedades por hongos  Pera
KW  -  Plagas  Control de plagas
N1  - EUA. Dept. of Agriculture Farmers' bull.; 1056
ER  -