TY  - BOOK
AU  - Brandes,J.y otros
TI  - Proceedings of the Fourth Conference on Potato Virus Diseases
PY  - 1960///
CY  - -
PB  - Braunschweig, 12.17 Sept. 1960
KW  - Fitopatologai
KW  - Virus
KW  - Papas
KW  - Agricultura
ER  -