TY  - BOOK
AU  - Harris, Kerry F.
TI  - Aphids as virus Vectors
U1  - 582.023 H34A 
PY  - 1977///
CY  - N,Y
PB  - Academic Pr.
KW  - VIRUS DISEASE OF PLANTS
KW  - PLANT - LICE AS CARRIERS OF DISEASE
KW  - PLANT VIRUSES
ER  -