| a reassessment of the species concept in eutypa lata, the causal agent of eutypa dieback of grapevine. | abstract eutypa dieback is a vascular disease of several cultivated crops and trees worldwide. the attribution of the name to the agent responsible for branch dieback is ambiguous. pathogenicity of eutypa sp. first was reported on apricot and the causal agent was named e. armeniacae. however, no morphological differences were reported with the previously described e. lata, and some authors considered both species synonymous. others regarded them as distinct species on the basis of pathogenesis a ... | 2006 | 18943418 |