The device should be installed in a place where the pest pressure exists and has been verified during the previous campaigns. It is often interesting to place them near a hedge, a pond or at the edge of a crop likely to provide cover for populations of pest insects. It is often necessary to plan to change the height of the tool to follow the vegetation throughout its growth.

In case of sticky chromatic sheets, it is preferable to orient the glued side to face the prevailing winds.

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