A virus disease of phaseolus vulgaris L. in the Transvaal
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Cowper, Beverley Anne
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Abstract
Viral pathogens axe known to infect Phaseolus spp* worldwide.
A local survey was conducted to determine if viruses were
associated with any disease symptoms in local varieties
Phaseolus spp. From the regions sampled, only
flexuous rods and a spherical particle were isolated.