COLORADO WHEAT DISEASE NEWSLETTER June 21, 2022 DISEASE OBSERVATIONS No disease observations have been made at this time. Many fields in the northeast part of the state are still emerging and have many large, bare patches and/or many skips. Insect activity appears low...
COLORADO WHEAT DISEASE NEWSLETTER June 6, 2022 DISEASE OBSERVATIONS Reports of mosaic virus symptoms have increased this past week, with moderate levels reported in symptomatic fields. All of the samples we have tested so far this year have been positive for both...
COLORADO WHEAT DISEASE NEWSLETTER May 23, 2022 DISEASE OBSERVATIONS We have gotten a few reports of mosaic virus symptoms, and samples from three different locations in Sedgwick county have tested positive for both Wheat streak mosaic virus (WSMV) and Triticum mosaic...
COLORADO WHEAT DISEASE NEWSLETTER April 25, 2022 DISEASE OBSERVATIONS There is one report of virus-like symptoms in Sedgwick County. A neighboring plot had lots of volunteer wheat that likely contributed, since volunteer wheat can harbor the mite that spreads several...
COLORADO WHEAT DISEASE NEWSLETTER April 25, 2022 INTRODUCTION Welcome to a new season of the Wheat Disease Newsletters! My name is Robyn Roberts and I joined Colorado State University in August 2020 as the new field crops pathologist and assistant professor. I am...
