All posts in Insect management

  • Armyworms, soybean loopers pose threat in Minnesota

    UPPER MIDWEST: Armyworms are starting to pick up in Minnesota, particularly in the southeastern part of the state and in far western Minnesota. With some preventive planning, acres that may have gone into small greens and different grassy areas can be a draw for the pest, and we are seeing most of the damage along the field edges. There are two thresholds to consider for armyworm: One is when 20 to 30 percent of plants…

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Japanese beetle on corn