After harvest is the perfect time to take soil samples not only for nutrient analysis but also to look for pathogens. You’ll never know if you have silent yield robbers lurking in the soil unless you look for them – Take the test, beat the pest!
For the last couple of weeks I’ve been getting asked about leaf spots in cotton and the majority of them have been leaf spot complex.
This week I received the first sample of southern rust in corn from Martin, TN (Weakley Co.).
As seen in previous news.utcrops.com blog articles both insects and weather are impacting cotton (Crunch Time for Cotton Insects and Cotton response to saturated soils in West TN), and this article discusses the diseases (fungal, bacterial, and viral pathogens) that may also be impacting cotton. Continue reading
Cotton is blooming in Tennessee and I’ve gotten some calls asking about fungicides – there are options but none is warranted at this time, but as the rain, heat, and humidity continue we may start to see target spot develop which could justify a fungicide application.
With no reports of southern rust in Tennessee (only some in GA and LA reported at this time), it is a relatively quiet disease season in corn, with the exception of grey leaf spot and physioderm brown spot in Tennessee.
Wheat is in bloom and when considering a fungicide application one needs to assess their risk for fusarium head blight (FHB) or head scab infection. Continue reading