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 |   | Site Name: | Lake Vywnwy |  |   | Recorder: | P. Williams |  |   | Date: | 08/07/2006 |  |   | Field Trip, start - finish time: | 14:00 till 16:30 |  |   | Grid ref: | SH963248 |  |   | Altitude: | Not known |  |   | Weather conditions - temp: | Warm, dry |  |   | Type of traps - bulbs: | n/a |  |   | Number of traps: | n/a |  |   | Attendance: | 7 |  |   |   |   |  |   | Details of field trip |  |   | Pheromone lures used, no adults attracted. Fresh larval cases found on
two birch trees, new holes were also found in a number of trees.
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