Eric Muthuri
February 23, 2006
Novel and severe symptoms of chlorosis, rugosity, leaf strapping and dark green islands, designated as sweetpotato severe mosaic disease (SPSMD), were caused by dual infection of Sweet potato mild mottle virus (SPMMV; Ipomovirus) and Sweet potato chlorotic stunt virus (SPCSV; Crinivirus) in three East African sweetpotato cultivars (Tanzania, Dimbuka and New Kawogo). The storage root yield …
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