Tar spot continues to be found in Indiana and our first confirmation of southern corn rust happened this week (Figures 1 and 2).
58 articles tagged "Plant Diseases".
Yes, we have found active tar spot in Indiana.
Due to its relatively recent U.S. discovery and its ability to cause significant production and economic losses, tar spot is often a topic of angst and anxiety amongst corn farmers and agronomists in Indiana.
It is important to monitoring for diseases to make an informed decision if a fungicide is necessary.
Wheat in Indiana is starting to head out in southern Indiana and flowering will probably start this weekend.
Support from the SCN Coalition and National Soybean Board will continue to provide FREE soybean cyst nematode (SCN) soil testing this spring to Indiana growers. If you have trouble fields that you have not had a recent SCN test please consider sending in a soil sample to test for SCN. This program will support one sample per Indiana farm to be submitted to the SCN Diagnostics at the University of Missouri. Please print off a form here https://ag.purdue.edu/btny/ppdl/Documents/PPDL-3-W%20SCN%20Survey-MO.pdf to include with your soil sample. Additional samples will cost $25/each. Pack the samples in a box and cushion the samples with packing material so the bags don’t break open during shipping. Ship to: SCN Diagnostics 1054 East Campus Loop University of Missouri Columbia, MO 65211-5315 To soil sampling for SCN The equipment you need for sampling soil for soybean cyst nematode (SCN) is the same equipment you use for taking a[Read More…]
There are a few resources available for monitoring field crop diseases here in Indiana.
In Indiana, tar spot has been an annual concern since 2018 when growers experienced 20-60 bu/A loss. This past season favorable weather conditions led to another severe epidemic where there are reports of fields experiencing 50% reduction in yields across the Midwest.
Both tar spot and southern corn rust continue to be documented across Indiana.
Tar Spot – We continue to confirm counties with active tar spot. Seventeen counties have been confirmed as of July 29, 2021.
