Monday, December 8, 2025

insect management

Watch for stink bugs moving into Alabama corn

Wheat is drying down in much of the state and harvest has begun. This is the time that stink bugs will be moving from wheat into corn. While stink bugs are rarely a pest in wheat, corn fields adjacent...

Txas A&M study focuses on corn insect resistance

Two researchers in Texas A&M University’s College of Agriculture and Life Sciences have received a $499,865 grant from the U.S. Department of Agriculture National Institute for Food and Agriculture to study corn resistance mechanisms against the insect pests, the...

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

• 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...

EPA registers low-use-rate insecticide from FMC

The U.S. Environmental Protection Agency recently registered Vantacor insect control from FMC Corp. for use on an array of crops including soybeans, corn, cotton, peanuts, potatoes, sweet corn, sugarcane and onions. Vantacor is a highly concentrated formulation of Rynaxypyr...

Returning to farming’s roots in the battle against the ‘billion-dollar beetle’

Nicknamed the "billion-dollar beetle" for its enormous economic costs to growers in the United States each year, the western corn rootworm is one of the most devastating pests farmers face. "They are quite insidious. They're in the soil, gnawing away...

Virginia, North Carolina change stink bug thresholds for corn

• By Dominic Reisig • The threshold for stink bugs in corn is changing based on recent research conducted in both North Carolina and Virginia. These studies indicated that, while seedling thresholds were effective, there was evidence that the pre-tasseling...

Scout seedling corn for stink bugs

• By Dominic Reisig • A lot of folks have noticed more stink bugs than normal for this time of year. The most common question is what does that mean for the rest of the season? Unfortunately, I can’t answer that...

EPA registers FMC insecticide premix

The U.S. Environmental Protection Agency recently registered Elevest insecticide from FMC Corp. for use on several crops, including cotton, soybeans, sweet corn, peanut and potatoes. The product is a premix of the full rate of Rynaxypyr — the brand...

Plan to attend Alabama Row Crops Short Course, Dec. 10

Alabama producers can prepare for the upcoming growing seasons at the 2019 Row Crops Short Course in Auburn, Alabama. The course will be held at the Auburn University Hotel and Dixon Conference Center, Dec. 10, from 8 a.m. to...

Multi-state study examines how cover crops termination affects plant pests

A multi-state experiment that recently received a major grant will examine how planting cover crops on farm fields affects plant disease, pests and weeds. Alison Robertson, a professor of plant pathology and microbiology at Iowa State University, will lead a...

Non-Bt hybrid trial results and why you should plant non-Bt corn

• By Dominic Reisig • All growers who plant Bt corn in North Carolina are required by law to plant non-Bt corn (refuge). Details are specified on the bag tag, but non-Bt corn must represent at least 20% of the...

Syngenta Gains EU Import Approval For Agrisure Duracade Trait In Corn

The European Commission — the executive branch of the European Union — has granted import approval to the Agrisure Duracade trait, which contains a unique corn rootworm control. The approval covers corn grain and its derived products for food and...

Texas Row Crops Experiencing Light Insect Pressure So Far

Row crops in North Texas and the South Plains are in the home stretch and Texas A&M AgriLife Extension Service experts want producers to keep a watchful eye on pest infestations. Dr. Allen Knutson, AgriLife Extension entomologist, Dallas, and Blayne...

Mild Winter Leads To Heavy Insect Presence In Alabama Corn

Milder than normal winter temperatures allowed stink bugs and grasshoppers to survive and thrive this spring. Dr. Katelyn Kesheimer, an Alabama Cooperative Extension System entomologist, says brown and southern green stink bugs are showing up in corn right now. “The stinkbugs...

Scout Before Spraying For Stink Bugs

• By Dominic Reisig • Corn is susceptible to damage at three stages (roughly): V1 to V6, V14 to VT, and R1 to R4. Note that corn cannot be damaged by stink bugs from V7 until the primary and secondary...

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