TY  - BOOK
AU  - Mathre, D.E.
ED  - Amecian Phytopathological Society
TI  - Compendium of barley diseases
U1  - PA 633.16 M38 1997 
CY  - St. Paul, Minn.
PB  -  American Phytopathological Society
KW  - Cebolla
KW  -  enfermedades
ER  -