Abstract
A survey to identify Barley yellow dwarf virus- PAV (BYDV- PAV, Luteoviridae) affecting maize crop at different locations in Yemen (Sana, Dhamar and Ibb) was conducted ,during September 2009. A total of 852 random samples and 61 samples with symptoms suggestive of virus infection were randomly collected from 10 fields. Virus diseases incidence was determined on the basis of laboratory testing of samples against antisera of BYDV_PAV virus by Tissue blot immunoassay (TBIA). Laboratory testing showed that BYDV-PAV was identified in all fields maize-growing regions of Sana, Dhamar and Ibb governorates with no different infection rates, and BYDV-PAV incidence was 18% and 4.5% both random samples and the samples show symptoms of infection, respectively. This is the first report of Barley yellow dwarf virus- PAV naturally infecting maize crop in Yemen
Sign-in/Register to access full text options 
Free) 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
