Plant and Pest Diagnostic Clinic
August 26, 2021
Soybeans across Nebraska are currently presenting symptoms common with Sudden Death Syndrome and Brown Stem Rot; however, recent samples indicate many of the affected fields are experiencing phytotoxicity due to the application of a triazole (DMI) fungicide.
August 26, 2021
As you continue to scout fields late in the season, it is important to collect the right kind of sample to ensure proper diagnosis.
Photo 1. Rhizoctonia root rot of soybeans. Lesions near the soil line tend to be sunken and dry.
July 1, 2021
Several diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Clinic from June 15 through June 30, 2021.
Figure 1. Stripe rust in a state variety trial at the Eastern Nebraska Research and Extension Center (ENREC) near Mead, Sauders County, on June 2.
June 4, 2021
Figure 2. Leaf rust in a research plot at Havelock Farm in Lincoln, Lancaster County, on June 1.
Figure 1. A flooded section of a grower’s wheat field in excellent condition in Deuel County on May 25.
May 27, 2021
Stripe rust and leaf rust confirmed in new counties; Fusarium head blight risk reported as moderate to high in southern Nebraska.
Figure 1: Stripe rust (Photo by Nathan Mueller)
April 29, 2021
Producers are encouraged to report wheat stripe and leaf rust sightings again this year to help Nebraska Extension continue monitoring movement of these crop diseases throughout the state.
April 22, 2021
With operations resuming in full at the Plant & Pest Diagnostic Lab this spring, growers have several options for submitting weed, insect and plant disease samples for testing in Nebraska.
March 17, 2021
Preparing for the annual battle against soybean cyst nematode? Extension experts weigh in on your strategy options and offer tips on how to start winning the war.
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