Drososan
to hang the traps is in the shade along the sides of the plot, in the hedge (if available) and in the crop. If the crop is low, make sure the traps hang [...] above the ground. In taller crops, the traps can be placed in the crop Protect the traps against direct sunlight Check the traps weekly Once the luring [...] by the liquid attractant. Once in the trap they drown in the attractant. The trap has been specifically designed to prevent the undesired trapping of other