International Sugar Journal

Report on maize streak virus in the South African sugar industry* [Full subscriber]

Symptoms caused by Maize Streak Virus (MSV) were first observed in the Lower South Coast region of the South African sugarcane industry in 2007 on variety N44. Identical symptoms were subsequently observed on varieties N44 and N36 in the Midlands North and South Coast areas and on N36 in Mpumalanga. Phylogenetic analysis determined that the virus closely resembled the South African maize-adapted MSV strain, MSV-A, subtype MSV-A4. In a pot trial MSV infection resulted in an average yield loss of 31% in infected N44 plants. A colony of Cicadulina mbila was established at SASRI to screen commercial sugarcane cultivars for…

Login or sign up

Create an account

Lost your password?