Spotted Wing Drosophila Alert: 8/12/2022 David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist, Phil Fanning, Assistant Professor of Agricultural Entomology Fly counts rose significantly at most, but not all, locations this week, perhaps signaling the start of the expected exponential growth of fly numbers we typically see at this point in […]
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Sweet Corn IPM Newsletter No. 8 August 12, 2022 CORN EARWORM NUMBERS MUCH HIGHER Corn Earworm, Fall Armyworm Moth Numbers Require Higher Spray Frequency SITUATION As harvest gets into full swing, some rain and cooler temperatures have improved conditions for corn development in much of the state this week. Moth counts of corn earworm, fall […]
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Spotted Wing Drosophila Update – 8/5/2022 David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist, Phil Fanning, Assistant Professor of Agricultural Entomology Fly counts are creeping upwards this week but have not yet begun the rapid rise we typically see starting about this time. Several sites, including Wells, Bowdoinham, New Gloucester, Monmouth, […]
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Sweet Corn IPM Newsletter – No. 7 – August 5, 2022 SILKING CORN THREATENED Corn Earworm, Fall Armyworm, Western Bean Cutworm in Higher Numbers SITUATION Very hot, dry conditions have pushed corn maturity and led to drought stress in unirrigated fields across the state. Drought stress during the pollination stage may lead to poor ear […]
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CORN EARWORM, FALL ARMYWORM NUMBERS RISE Silking corn in most locations now requires protection SITUATION Harvest of early corn continues in southern Maine. Showers have provided some drought relief in many locations, but seasonal rainfall is still well behind normal. Another predicted stretch of hot weather next will push corn maturity ahead. Moth counts of […]
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Sweet Corn IPM Newsletter No. 11 – September 6, 2018 Click on photos to enlarge. Last Issue for 2018! MAJOR CORN EARWORM FLIGHT THREATENS LATE CORN Any Late Silking Fields Remaining Require Tight Spray Interval This will be the final issue of the Sweet Corn IPM Newsletter for the 2018 season. I would like to […]
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Sweet Corn IPM Newsletter No. 10 – August 31, 2018 Click on photos to enlarge. CORN EARWORM, FALL ARMYWORM COUNTS LOWER Most Silking Fields Still Require Protection SITUATION More hot, humid weather continues to push corn development ahead. Most remaining fields are silking or ready to harvest as the holiday weekend approaches. Insect pressure was […]
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Sweet Corn IPM Newsletter No. 9 – August 24, 2018 Click on photos to enlarge. CORN EARWORM PRESSURE REMAINS HIGH All Late Silking Corn Requires Protection SITUATION Weather has continued to be good for both corn growth and pest populations. More hot, humid weather predicted for the next several days will likely keep pest pressure […]
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Sweet Corn IPM Newsletter No. 8 – August 17, 2018 Click on photos to enlarge. FALL ARMYWORM, CORN EARWORM PRESSURE HIGH Growers Report Difficulty Controlling Fall Armyworm SITUATION Warm weather continued to push corn development this week. Late-planted fields are mostly silking, and will be ready for the post-Labor Day market. We have had several […]
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Sweet Corn IPM Newsletter No. 7 – August 10, 2018 Click on photos to enlarge. CORN EARWORM, FALL ARMYWORM THREAT INCREASES Silking Corn Fields Require Protection SITUATION All but the latest planted fields are now silk or beyond. Storm fronts approaching from the south and west have brought up more corn earworm and some fall […]
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