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A Technique to Screen American Beech for Resistance to the Beech Scale Insect (Cryptococcus fagisuga Lind.)
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Chapters
- 00:05Title
- 01:42Collection of Beech Scale Eggs
- 04:06Egg Viability Assays
- 05:32Scale Resistance Screening of Large Mature Beech Trees in the Field
- 08:18Scale Resistance Screening of Potted Seedlings or Grafts
- 10:06Data Collection
- 10:51Results: Susceptibility and Resistance of Beech Trees to Artificial Infestation
- 12:04Conclusion
Beech bark disease is initiated by feeding activities of the beech scale insect that create fungal entry points in the bark. Trees that are resistant to the scale insect are also disease resistant. Here we present the protocol we have developed to screen individual beech trees for beech scale resistance.
