Some oat fields are showing plants wilting with tillers dying prematurely and heads looking bleached. Inspecting the crown and sub-crown area reveals the discoloration and rotting and sometimes a pinkish color can be observed. These are typical symptoms of Fusarium root and crown rot.
Some early planted soybeans are starting to flower (R1 growth stage). One soybean disease that needs to be managed at this growth stage is white mold.
Soybean aphid populations have been observed in neighboring states and in very small populations in South Dakota. It is a good reminder that soybean aphid scouting should occur throughout the growing season to prevent population outbreaks and yield loss.
When we think of millipedes, it is usually as a nuisance pest indoors. However, there have been reports in South Dakota and neighboring states of millipedes being more than just a nuisance in 2020.
We have received reports of false chinch bug populations in canola this week. Heavily infested canola fields will sometimes appear drought stressed, but closer inspection reveals that false chinch bugs are the culprits for the wilting plants.
The South Dakota Department of Agriculture is again offering pesticide container recycling services across the state. The list of 2020 dates and locations is available now, with the first collection events on July 13 in Herreid and Selby, S.D.
SDSU Extension will host a Pest & Crop Q&A Webinar on Thursday, August 6, 2020 at noon CDT /11 a.m. MDT.
Join us Thursday, July 30, 2020 at noon CDT /11 a.m. MDT for this week's Q & A Session.
Join us Thursday, July 23, 2020 at noon CDT /11 a.m. MDT for this week's Q & A Session.
Join us Thursday, July 16, 2020 at noon CDT /11 a.m. MDT for this week's Q & A Session.