Scaffolds

22 April 2024

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This week we're joined by Dr. Julianna Wilson, Assistant Professor of entomology at Michigan State University. In this episode, Monique brings us some brief entomology updates, and then talks with Julianna about mating disruption for San Jose scale. Kerik continues with apple scab and fire blight forecasts, as well as a bonus fire blight seasonal outlook. Finally, Anna brings us the State of the State phenological and pest updates from around the state.

Segments recorded April 21 (Kerik), April 22 (Monique) and April 23 (Anna), and released April 23.

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Links and resources:

  • Frost protection webinar recording from April 12
  • IPM scouting webinar recording from April 15
  • Julianna Wilson Lab

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    Phenology & DDs* for NY NEWA Stations from 1/1 - 4/15

    • Station || Stage || DD 43F
    • Geneva || tight cluster || 264
    • Highland (HVRL) || pink || 324
    • Clifton Park || tight cluster || 224
    • Peru (Forrence) || 1/2" green || 172
    • Medina - Inland || pink || 292
    • Appleton North - Lake || pink || 242
    • Fairville (The Apple Shed) - Inland || pink || 272
    • Williamson (DeMarree) - Lake  || pink || 272

      • *all DDs Baskerville-Emin, B.E

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      Upcoming Pest Events

      • Pest/Phenology Event || DD Base 43˚F || Approx. Date
      • Rosy apple aphid – 1st nymphs present || 189 ± 55 || 25-Apr ± 7 days
      • STLM – 1st adult catch || 168 ± 48 || 20-Apr ± 9 days
      • STLM – 1st egg observed || 208 ± 65 || 27-Apr ± 5 days
      • Tight cluster (McIntosh) || 228 ± 27 || 27-Apr ± 7 days
      • Tarnished plant bug – 1st observed || 222 ± 105 || 25-Apr ± 15 days
      • OBLR – 1st overwintered larvae observed || 236 ± 78 || 29-Apr ± 7 days
      • Black stem borer – 1st adult catch || 283 ± 50 || 6-May ± 3 days
      • European red mite – egg hatch observed || 284 ± 53 || 6-May ± 4 days
      • Pink (McIntosh) || 289 ± 26 || 3-May ± 7 days
      • STLM Egg Sample || Pink
      • OFM** Traps set out || Pink
      • Oriental fruit moth – 1st adult catch || 229* ± 44* || 2-May ± 8 days
      • RBLR – 1st flight peak || 303 ± 75 || 4-May ± 9 days
      • STLM – 1st flight peak || 337 ± 71 || 7-May ± 8 days
      • Full bloom (McIntosh) || 378 ± 35 || 10-May ± 6 days
      • OBLR Overwintered Gen. Sample || Bloom
      • Codling Moth Traps set out || Bloom

        • **Base temperature for OFM 45F

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