El Virus del mosaico común del poroto (BCMV), raza tipo, patógeno limitante para algunos cultivares en Cruz del Eje (Cba.)

Abstract

Bean Common Mosaic Virus (BCM V ), Type strain, was identified according to host range (only Phaseolus sp, L was infected); simptoms; dilution end point (DEP) 1O - 10-4; termal inactivation point (T.I.P.) 55-604C; viri6n normal length 747 nm. Seed trasmition was estimated in 86%, and Myzus persi. cae Sulz trasmited the virus in a non persistent way. On epidermal strips amorphous inclusion were observed. Host range, TIP, DEP, and seed transmitiou were considered for race determination. The disease had tremendous importance. During 1975 and 1976 was cause of the loss of 55 and 35 has. respectivily of the c.v. Bolita Cristad in the samo field. During 1976 and 1977 loss was estimated in 12% and 18% respect.vily with thL, c.v. Bolita Comun.