July 2022
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I saw some areolate mildew in cotton at 5th week of bloom earlier today in Bulloch County (Figure 1). The best management of areolate mildew is with judicious and timely fungicide applications. Cotton can be effected by areolate mildew until within four weeks of defoliation. When defoliation reaches 25% or so – the chances of…
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I am sure by now you have heard that diuron herbicide is under review by the EPA. Access to diuron herbicide is in danger of being lost. Click HERE to view a letter of support (Dr. Stanley Culpepper has written a document that counter’s the EPA’s argument) for the value of diurons current labeled use…
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Cotton The cotton aphid fungus is showing up in cotton fields in Bulloch County – finally. Please view comments below provided by Dr. Phillip Roberts about stink bug management in cotton: Southern green and brown stink bugs are the two most common stink bugs infesting Georgia cotton. Both have sucking mouthparts and damage cotton by…
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Cotton aphid numbers were slow to get started this year, but have been increasing rapidly over the last couple of weeks. Aphids generally build to moderate/high numbers and eventually crash due to a naturally occurring fungus. This fungal epizootic typically occurs in our area in early/mid-July. Once the aphid fungus is detected in a field…
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