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agronomic crop insect scouting

Agronomic Insect Scouting

April 11, 2025lyndsie

David Owens, Extension Entomologist, owensd@udel.edu Small Grains Insect activity appears to be very low in small grains. Reports were received from county agents scouting small grains with minimal aphid activity. This time of year, thresholds for aphids are very high.… Continue Reading →

Agronomic Crops 33:5, agronomic crop insect scouting, alfalfa, small grains, soybean

Agronomic Crop Insect Scouting

August 16, 2024lyndsie

David Owens, Extension Entomologist, owensd@udel.edu Soybean Continue scouting full season soybeans for stink bugs, particularly those fields that are fairly narrow and with a large, wooded perimeter. We sampled over a dozen fields this week and encountered significant stink bug… Continue Reading →

Agronomic Crops 32:23, agronomic crop insect scouting

Agronomic Crop Scouting Report

June 2, 2023raharris

David Owens, Extension Entomologist, owensd@udel.edu Corn Continue scouting for cutworm activity. A report came in this week of cutworm injury to vegetables, so they are still active. Thresholds are 5% cut plants with larvae present. Dig around the base of… Continue Reading →

Agronomic Crops 31:10, agronomic crop insect scouting

Agronomic Crop Insect Scouting

May 12, 2023raharris

David Owens, Extension Entomologist, owensd@udel.edu Corn Continue scouting for cutworm in corn. You may see withered plants which can be indicative of cutworm, wireworm, or white grub attack. Cutworms will make burrows in the soil, such burrows will be as… Continue Reading →

Agronomic Crops 31:7, agronomic crop insect scouting

Agronomic Crop Insect Scouting

September 17, 2021kgyoung

David Owens, Extension Entomologist, owensd@udel.edu Alfalfa There have been reports from other states of fall armyworm defoliating alfalfa. Another generation is hatching out of egg masses now, so be on the lookout for them during this week coming and the… Continue Reading →

Agronomic Crops 29:26, agronomic crop insect scouting

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