Research Article

Identification and Characterization of Wheat Streak Mosaic Virus Isolates in Wheat-Growing Areas in Brazil

Table 3

Host range of two Brazilian WSMV isolates through mechanical inoculation and symptoms.

HostWSMV isolate 915WSMV isolate 1256
Symptoms1Infected/inoculated (%)2Symptoms1Infected/inoculated (%)2

Chenopodium amaranticolor Coste and Reyn00
Nicotiana tabacum Linnaeus00
Avena strigosa Schreb.00
Hordeum vulgare  LinnaeusM40M47,6
Zea mays LinnaeusM14,30
Triticum  aestivum  Linnaeus (cv. Embrapa 16)M100M100
Triticum  aestivum  Linnaeus (cv. BRS Guabiju)M100M100
Triticum  aestivum  Linnaeus (cv. BRS Timbaúva)M100M100
Secale cereale  Linnaeus (cv. BRS Serrano)M25M47,4
×Triticosecale Wittmack. (cv. BRS Saturno)M47,6M41,7
×Triticosecale Wittmack. (cv. BRS Ulisses)M; LN100M95,8

M: mosaic; LN: necrotic local lesions.
²Number of infected plants/number of inoculated plants, verified by observation of symptoms.