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More in Corn Pests

  • Apr. 19, 2012
    Article

    Cold Weather Not Slowing Black Cutworm Moths

    The spring migratory flight of black cutworm moths remained impressive across Illinois and the Corn Belt through mid-April according to University of Illinois Professor of Entomology and Crop Sciences Extension Coordinator Mike Gray. Dale Baird, University of Illinois Extension, reported capturing 23 moths in his pheromone trap over a two-day period (April 14-15) in northern Illinois (Lee County), well above the intense capture threshold of nine or more moths over a one- to two-day time frame....More
  • Dec. 27, 2011
    Article

    First Iowa Confirmation of Resistance to Bt Corn by Western Corn Rootworm

    Starting in 2009, the Department of Entomology at Iowa State University received reports of severe corn rootworm injury in Bt corn in Iowa. In all cases, western corn rootworm was the predominant rootworm species in these fields....More
  • Aug. 16, 2011
    Article

    Rootworms Show Resistance to Bt Corn in Midwestern Fields

    Isolated findings of resistant rootworms in Iowa emphasize that planting a refuge is more critical than ever for maintaining the durability of Bt corn, says Christian Krupke, a Purdue Extension entomologist....More
  • May 27, 2011
    article

    Take Time to Scout Cornfields to Ensure Correct Pest Identification

    In the mad rush to finish up what has been a challenging corn planting season, speed often takes priority over attention to detail, says Robert Bellm, University of Illinois Extension crop systems educator....More
  • May 5, 2011
    article

    How Will Late Planting and Saturated Soils Affect Corn Diseases and Pests?

    Reports of late planting, flooding and saturated soils are inundating news sources right now, and corn growers need to take them seriously. All of these conditions will likely have an effect on which pests and diseases show up in your cornfields. Extension specialists advise keeping a close eye on crops as they emerge....More
  • Apr. 21, 2011
    article

    Neglecting to Scout for Wireworms May be a Mistake

    Large infestations of wireworms in two separate Massac County fields have been reported this spring, says University of Illinois Extension Entomologist Mike Gray....More
  • Apr. 1, 2011
    article

    Bean Busters | What Farmers Should Watch for in Soybean Fields this Growing Season

    They’re ba-aack. Extension entomologists around the Corn Belt expect to see aphids, white mold and other common pests and diseases this year. Of course, a lot depends on the weather....More
  • Mar. 3, 2011
    article

    Winter Not Likely to Slow Western Bean Cutworm Advance in Corn

    Corn farmers who might have hoped that a new insect threat would be slowed by this winter's frigid temperatures could be disappointed, says Christian Krupke, a Purdue University Extension entomologist....More
  • Feb. 1, 2011
    article

    Beetle Beat Down | Tips and Information to Make Sure Japanese Beetles Don’t Damage Your Corn and Soybean Crops

      Corn silks and soybean foliage are on the menu for Japanese beetles. And Eric Maupin is making sure they don’t get to order. Maupin, who grows corn, soybeans and wheat in Newbern, TN, sometimes battles earworms, stinkbugs and other insects. He scouts every field to determine infestation levels and chooses the right insecticide for the situation. He’s ready for one of the newest insects to start invading western Tennessee....More
  • Dec. 9, 2010
    article

    Armyworm Arsenal | How to Control Armyworms in Soybeans

      Justin Turner doesn’t plan on a fight with fall armyworms in soybeans every year. But he knows he’d better be ready to rumble if they invade. Turner farms in northeast Louisiana at MerRouge. His soybean and corn rotation can face excessive insect infestations if control measures aren’t taken in the warm, humid and wet climate that often sees heavy fall rains. And if fall armyworms (FAW) strike, they’d better be controlled before they can chomp away at leaves and eventually defoliate a field....More
  • Jun. 17, 2010
    article
    Corn and Soybean Digest

    Corn Rootworms and Japanese Beetles Debut in Cornfields

    Corn rootworms and Japanese beetles are making an appearance in Illinois, says University of Illinois Extension...More
  • Jun. 2, 2010
    article
    Corn and Soybean Digest

    Start Monitoring for Western Bean Cutworm in June

    Western bean cutworm (WBCW) was historically found in the western Corn Belt, where it was a common pest of dry beans...More
  • Jun. 2, 2010
    article
    Corn and Soybean Digest

    Predicted 2010 Corn Rootworm Hatch

    There were several reports of lightning bugs (fireflies) throughout Iowa last week. Some people correlate fireflies...More
  • May 19, 2010
    article
    Corn and Soybean Digest

    Corn Stand Evaluations

    An unfortunate weather event The frost on the morning of May 9, 2010 has some corn growers and those who advise them...More
  • May 17, 2010
    article
    Corn and Soybean Digest

    Lookout for Trochanter Mealybugs in Soybean Roots

    Soybean producers are encouraged to examine roots of soybean plants that exhibit yellowing of leaves this...More
  • May 4, 2010
    article
    Corn and Soybean Digest

    Record Corn Planting Pace Maintained

    Corn and soybean planting continued to progress ahead of schedule last week despite some rain delays, and crop...More
  • Apr. 8, 2010
    article
    Corn and Soybean Digest

    Entomologist Predicts Corn and Soybean Insect Threats

    As corn and soybean producers look ahead to a new growing season, a universal question arises: What insects will pose a...More
  • Feb. 8, 2010
    article
    Corn and Soybean Digest

    Wet Spring, Corn Residue Affect Spring Nutrient Management

    The agriculturally troubled fall of 2009 may be over, but here comes the sequel: a potentially wet spring. Due to the...More
  • Dec. 1, 2009
    article
    Corn and Soybean Digest

    Corn Earworms Becoming a Threat to Soybeans in the South

    Non-Bt corn varieties are often visited by corn earworms. However, control can be difficult and most field corn growers...More
  • Nov. 15, 2009
    article
    Corn and Soybean Digest

    Squash the Sink

    Stink bugs are stinking it up for southern growers. But the good news is that there are sufficient tools to soften...More
  • Nov. 11, 2009
    article
    Corn and Soybean Digest

    Bug found in Georgia a Threat to Soybeans?

    Researchers from the University of Georgia and Dow AgroSciences have identified a kudzu-eating pest in northeast...More
  • Nov. 1, 2009
    article
    Corn and Soybean Digest

    Repel Rootworm

    There's a history of southern corn rootworm in central Texas. But with a solid seed treatment program, Creston Voges is...More
  • Oct. 2, 2009
    article
    Corn and Soybean Digest

    Planting Tips For Hessian Fly Management

    For nearly seven decades, Kansas wheat producers have been advised of the Hessian fly-free date, a calendar date...More
  • Aug. 4, 2009
    article
    Corn and Soybean Digest

    Stem Borer Found In Soybean Fields Across Missouri

    Dectes stem borer, an insect that tunnels in soybean plants, is now found in significant numbers in soybean fields...More
  • May 15, 2009
    article
    Corn and Soybean Digest

    Be On The Lookout For Black Cutworm

    Late planting, weeds, the practice of no-till and the fact the many Indiana fields are in a corn-following-soybean...More
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