TY  - BOOK
AU  - Smith, Kenneth M
TI  - Plant viruses
U1  - 632.8 
PY  - 1960///
CY  - London
PB  - Methuen and Company
KW  - Plant viruses
KW  - Plants- Diseases and pests
N1  - Pt.1. General survey- Pt.2. Practical methods in plant virology
ER  -