Cotton
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The last couple of years I have received questions about Areolate mildew and how to manage this disease in cotton. Areolate mildew, is caused by the fungal pathogen Ramularia areola. According to Dr. Bob Kemerait, UGA Plant Pathologist, this disease has become more widespread since 2017. The use of fungicides to protect against this disease…
Posted in: Cotton -
Choosing which variety to plant is one of the most critical steps in producing a cotton crop and achieving optimal yields and fiber quality. Below are results of the Preliminary 2020 On Farm Cotton Variety trials.
Posted in: Cotton -
Drs. Wes Porter and Simer Virk, UGA Extension, put together a great row crop planter checklist for growers to use. Planting represents a critical field operation in row crop production. Correct planter setup and maintenance can reduce downtime in the field while ensuring optimum seeding performance during planting, which generally leads to successful stand establishment.…
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Last week I had a couple of questions about applying fungicides to cotton. Two on farm demonstrations were conducted in Colquitt County last year to evaluated the potential of increasing cotton yield with fungicides. The demonstrations were replicated and the fungicides where applied by the grower. The Bay location was harvested with a basket picker and weighed…
Posted in: Cotton -
Planting season has started in Colquitt County and I receive numerous calls from growers, consultants and retailers about ways to minimize herbicide injury. Pre emerge herbicides form the foundation for Palmer amaranth control programs in cotton. Lets discuss some points to consider in order to minimize injury. 1. Plant high vigor seed especially in harsh…
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Below are a few words from Phillip Roberts, UGA Cotton Entomologist. Thrips are consistent pests of cotton, infesting near 100 percent of Georgia cotton each year. Thrips are the only insect pest of cotton that a preventive insecticide is recommended. A preventive insecticide should be used at planting for thrips control. UGA recommends a reactive…
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I have received this question a few times this week. Dr. Culpepper, UGA Cotton Weed Specialist, preaches that preemergence herbicides are the most effective tool to prevent resistance to post herbicides. Research conducted across GA during 2018/2019 showed that an effective preemergence herbicide mix reduced the number of pigweed needing to be controlled by the…
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What about controlling the wild radish in cotton burndown? The most effective and economical option for controlling radish and also cutleaf evening primerose is an application of 2,4-D alone of mixed with any Roundup mixture (such as Roundup + Valor) at least 30 days before planting. What if you do not want to put 2,4-D…
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Below is a summary of all locations of the 2019 UGA Onfarm Variety Trials. Below is the summary of the three locations in Colquitt County. Included in the summary is the fiber quality information…
Posted in: Cotton -
Southern rootknot nematode has historically been an issue for Colquitt County cotton growers. According to UGA Plant Pathology, southern root knot nematode is the most plant parasitic nematode affecting cotton in Georgia. It is estimated that over 70% of the Georgia cotton acreage is infested with this pest. A field trial was intiated at the…
Posted in: Cotton