TY  - GEN
AU  - Kunze, L.
TI  - Xth international symposium on fruit tree virus diseases 1976 heidelberg : papers presented at the poster session at September 4th 1976
SN  - 3-489-17000-8
U1  - 634.0498 TEN 
CY  - Berlin, Kommission verlag paul parey
KW  - Fruit tree virus diseases - congresses
ER  -