Virusul criptic al festucei

Virusul criptic al festucei - Fescue cryptic virus, FCV, Alphacryptovirus, Partiviridae, (Ref. Pop, 2009, TVV, II, 129). A fost descris la Festuca pratensis in Italia, de Boccardo s.a. (1983, In: Double-Stranded RNA Viruses, p. 425; Eds R.W.Compans, D.H.L. Bishop. Elsevier, N.Y), plantele infectate natural fiind lipsite de simptome externe. Transmitere are loc numai prin samanta. Virionii sunt izometrici, cu profil rotund si aranjamentul capsomerelor evident, masurand 30 nm in diametru. Genomul consta din ARN dublucatenar.