Cacao necrosis virus

Cacao necrosis virus (CNV) is a plant pathogenic virus of the genus nepovirus that infects Theobroma cacao en natura causing cacao necrosis disease. CNV is considered synonymous with Strain S of cacao swollen shoot virus. Unlike cacao swollen-shoot virus, it is not transmitted by mealybugs nor vectored by aphids, beetles or leafhoppers that also commonly infest cacao. It is serologically, distantly related to Tomato black ring virus and very distantly related to Hungarian Chrome Mosaic virus.