Sweet Corn IPM Newsletter No. 9 August 19, 2022 PEST PRESSURE LOWER THIS WEEK Corn Earworm, Fall Armyworm Numbers Still Require Protection of Silking Corn SITUATION Some much-needed rain and cooler night temperatures over the past week have helped corn development and reduced insect pressure in most fields. However, moth counts of corn earworm, fall armyworm […]
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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. 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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University of Maine Sweet Corn IPM Newsletter No. 2 – July 1, 2022 CORN PESTS ACTIVE IN EARLY FIELDS European Corn Borer, Corn Earworm & Fall Armyworm Moths Caught This Week SAVE THE DATE: Highmoor Farm Summer Tour and BBQ July 27 @1:30-7:30. More details soon! SITUATION Early corn planted under plastic mulch or rowcovers is […]
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