Many soybean fields are in reproductive growth stages and need to be scouted for disease to decide if a fungicide is needed. Some diseases that have been observed in fields in Tennessee include frogeye leaf spot, septoria brown spot, and downy mildew. Continue reading
Tyson Raper, Heather Kelly and Frank Yin
Observing canopy characteristics during the growing season is a good way to understand the plant’s response to its environment. Occasionally, portions of the canopy may develop reddish-purple or red tones. The synthesis of anthocyanin, the pigment which typically causes the reddening, is commonly increased after leaves are exposed to light following multiple abiotic and biotic stresses. Continue reading
Commercial Pesticide Applicator Recertification Points can be obtained in C1, C10 and C12. Seven points will be available in each category. A total of 13 Certified Crop Advisor Continuing Education Units will also be available. See the complete breakdown here.
So far corn diseases have been scarce in Tennessee in the 2016 season. Continue reading
To determine if a disease will become a significant PEST, that will effect yield, four main factors need to be considered… Continue reading
UT’s Soybean Scout Schools are scheduled in July for the dates and locations below. The programs are supported by the Tennessee Soybean Promotion Board and include basic information about crop development, scouting procedures, and Continue reading
Soybean diseases and chemical injury can be difficult to correctly diagnose in the field. Some general information about diseases in soybean and common chemical injury follow to help distinguish between the two. Continue reading
With the earliest planted corn in Tennessee tasseling, corn should be scouted for diseases which are key factors when considering fungicide application. In the southeast, common and southern corn rust have been reported, although neither have been found in Tennessee yet. Continue reading