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EPA registers Acuron GT herbicide for glyphosate-tolerant corn

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The Environmental Protection Agency recently registered Syngenta’s Acuron GT, a post-emergence herbicide for use on glyphosate-tolerant corn. State registrations are pending. Acuron GT combines the active ingredients in Halex GT corn herbicide — glyphosate, mesotrione and S-metolachlor — with the active ingredient bicyclopyrone added. This helps helps Acuron GT provide enhanced post-emergence control of yield-robbing weeds and longer-lasting residual in ... Read More »

Freeze injury, low-temperature stress and chill injury in corn and sorghum

texas corn planting

• By Ronnie Schnell • Recent cold weather has affected newly planted, emerging or emerged corn or sorghum throughout south and central Texas. Corn and sorghum will experience similar types of injury although tolerance to low temperatures does differ between the crops to some degree. Sorghum generally requires warmer soil temperatures. Three types of injury may be observed, depending on ... Read More »

Arkansas’ deep freeze may have knocked insects down but not out

corn earworm

• By Mary Hightower • A week of record-low temperatures may leave its mark on Arkansas’ fire ant populations, but don’t look for the cold to have reduced fly or tick numbers, Kelly Loftin, Extension entomologist for the University of Arkansas System Division of Agriculture, said Friday. In general, Loftin said that “insects that are endemic to our region have ... Read More »

Manage weeds before planting corn

early season weeds

• By Daniel Stephenson •  Managing weeds in corn can be divided into three phases: preplant, in-crop and post-harvest, but I’ll save the post-harvest phase until later in the year. Preplant is otherwise known as burndown. We suggested applying a burndown herbicide four to six weeks prior to planting. Typically, glyphosate at 1 to 1.25 lb ae/A is the first ... Read More »

Feb. 18 webinar focuses on corn rootworm-killing nematodes

texas corn

Insect-killing nematodes that are safe for plants but deadly to corn rootworm larvae will be the topic of a one-hour Zoom meeting starting at 9:30 a.m. CST Feb. 18 and hosted by the Texas A&M AgriLife Extension Service. Those planning to attend should preregister to receive a link to the meeting. Dr. Elson Shields, a Cornell University entomologist responsible developing ... Read More »

Texas A&M to host hands-on soil fertility lab series

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Producers in the Hutchinson County area will have a unique opportunity to attend a limited-seating Soil Fertility and Plant Nutrient Management Hands-On Lab Series hosted by the Texas A&M AgriLife Extension Service Feb. 16, March 2 and March 4. The meetings will be from 9 a.m.-4 p.m. Feb. 16 and from 9 a.m.-1 p.m. March 2 and March 4 at ... Read More »

NCSU offers video training on new Variety Selection Tool

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The North Carolina Official Variety Testing program recently held a virtual webinar to introduce the new Variety Selection Tool for wheat, corn and soybeans. Included in the webinar was training on how to use the analytics feature in the new tool. If you were unable to attend this training, the video from that webinar is available below. Contact Ryan Heiniger ... Read More »

Friendly nematodes offer rootworm control in Southwest

Texas A&M AgriLife Extension Entomology has been conducting a joint research project with Dr. Elson Shields from Cornell University for the past four years. They have shown that persistent, insect-killing nematodes (that are harmless to plants) have the ability to lower corn root damage whether the crop is Bt or non-Bt. And these nematodes persist for many years and just ... Read More »

‘Most Crop Per Drop’ contest challenges Arkansas producers

Experimentation paid off for Arkansas producers who competed in the “Most Crop Per Drop” contest — in knowledge gained about irrigation management and in cash prizes for the top winners. Contest winners were announced recently during the 34th annual Arkansas Water and Soil Education Conference, held virtually this year. The top winners in three categories — corn, rice and soybean ... Read More »

UArk to host virtual soil moisture sensor school Feb. 16-17

chris henry

Arkansas crop producers who want to get better control of their water use during the 2021 growing season will have several opportunities through a two-day soil health school. The Cooperative Extension Service, part of the University of Arkansas System Division of Agriculture, will offer a two-day soil sensor school Feb. 16-17. Participants will attend both days, but have a choice ... Read More »