01025nam0-22003491i-450 99000183314040332120210322115309.02-87911-143-9000183314FED01000183314(Aleph)000183314FED0100018331420021010d1999----km-y0itay50------baengFRa 001yyVirus diseases of fruit trees(diseases due to viroids, viruses, phytoplasmas and other undeterminedinfections agents)Jean Claude Desvignes.ParisCTIFL1999202 p.ill.24 cmVirologia vegetaleAlberi da frutto581.2632.04923itaDesvignes,Jean Claude76027ITUNINARICAUNIMARCBK99000183314040332160 634.049 DESJ 19997631FAGBCFAGBCVirus diseases of fruit trees412014UNINAING01