TY  - BOOK
ED  - E.U.A. Agricultural Research Service
TI  - Index of plant virus diseases
T2  - Agriculture handbook
U1  - 632.8 
PY  - 1966///
CY  - Washington
PB  - A.R.S.
KW  - Plantas
KW  - Enfermedades por virus
KW  - Virus
ER  -