Wheat Streak Mosaic Virus in Phillips County

Several samples of Wheat Streak Mosaic Virus (WSMV) have been found in Phillips County. The virus has been found mostly in winter wheat and some barley. The virus is spread by the wheat curl might. The might survives on green material over the winter such as hail damaged fields and unkept summer follow.

Symptoms of WSMV include yellowing of the leaf in a streak or stripe pattern. Severely affected plants appear yellow and become confused with nutrient deficiency. Symptoms may appear on the edge of the field first. However entire filed have been infected in the county this year. Infec...