TY  - BOOK
AU  - WALLECE, James M
TI  - Citrus virus diseases; proceedings
U1  - 634.398 C53C 
PY  - 1959///
PB  - Riverside, U.S.
KW  - CITRUS FRUITS - DISEASES AND PESTS
KW  - UNIVERSITY OF CALIFORNIA CITRUS EXPERIME
ER  -