First record of potato virus s (PVS) and Detect ordinary strain PVS° in Nineveh Governorate

The results of a field survey some potato growing areas in Nineveh Governorate showed the presence Potato virus s PVS, which was detected by Double Antibody Sandwich Enzyme-Linked ImmunoSorbent Assay DAS-ELISA test. This record is first governorate. Through absorbance readings using elisa reader, highest value recorded Sherikhan area samples, amounted to 1.190 nm, while lowest Rabia samples with 0.756 negative standard sample 0.300 nm. frequency 53.3%, 28.8%. As result mechanical inoculation isolates diagnosed test, spread common strain PVSO through symptoms on Chenopodium quinoa, form small chlorotic spots inoculated leaves, and new leaves were devoid any disease symptoms.