TY  - BOOK
AU  - Nienhaus, Franz
TI  - Virus and similar diseases in tropical and subtropical areas
SN  - 3880851069
U1  - 632.8 21st ed.
PY  - 1981///
CY  - Germany
PB  - Agency for Technical Cooperation
KW  - Plant viruses
KW  - Virus diseases of plants
ER  -