BIRDSTOP BS-20L Manual De Uso página 49

- During periods of minimal presence, use the BS-20L device at
intervals varying the distress calls of various species.
Advice on operation in the Countryside, Vineyards
and Areas with crops growing
- If the area with crops is surrounded by the shade of trees, the
sound must remain in CONTINUOUS mode for the first week. This
will prevent the birds from roosting in them and they will have to
sleep much further away. After the first week, you can change the
configuration from continuous to only during the DAY.
49