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UGA researchers confirm PPO-resistant Palmer pigweed

georgia PPO herbicide trial

• By Stanley Culpepper and Taylor Randell • Research over the past three seasons has confirmed a Georgia population of Palmer amaranth to be resistant to topical applications of PPO herbicides including Reflex, Cobra and Blazer (Figure 1). For cotton and peanut farmers, the question on everyone’s mind is if the residual activity of Valor and Reflex will still control ... Read More »

Get to know your soil

web soil survey screen

• By Larry Oldham • The soils in Mississippi are diverse, reflecting parent material differences; the warm, humid climate; very active soil biology because of the warm, humid climate; and the unique topography. Agriculture in each part of the state derives from the present-day surface soils. More than 80% of the state’s row crop production is in the Delta; the ... Read More »

UF taps AI to speed nematode identification

nematodes via a microscope

Parasitic nematodes cause $125 billion in agricultural damage around the world each year, but University of Florida scientists hope to alleviate some of that destruction. To do so, UF researchers will use artificial intelligence to try to more rapidly identify nematodes. Some nematodes live in the ground and harm plants, while others are beneficial, so it is important to distinguish ... Read More »

Tips for a healthy cotton stand

checking seeding rate

• By Matt Foster • With cotton planting just around the corner, a couple key factors should be taken into consideration. Early planting is a key component of successful cotton production; however, if planted too early, yield potential can be reduced. Growing up, I often heard farmers say, “The day you plant cotton is the most important day for the ... Read More »

Cotton Leafroll Dwarf Virus Knowledge Base Grows

clrdv

• By Amanda Huber, Southeast Editor • The list of weeds found to be overwintering hosts for cotton leafroll dwarf virus continues to increase based on research findings. Both weeds and cotton stalks left in the field can act as a green bridge over the winter and a well of inoculum for the onset of disease the next season. Despite ... Read More »

South Plains, Panhandle RACE Trials Faced Tough Conditions

strung out cotton

• By Kay Ledbetter • As cotton producers across the Texas High Plains begin preparing for a new season, Texas A&M AgriLife Extension Service specialists are providing up-to-date information on the performance results of commercially available varieties across the state during 2020 trials. The annual Replicated Agronomic Cotton Evaluation, or RACE, trials conducted by AgriLife Extension specialists and agents are ... Read More »