Diamond back moth
highly migratory and wind-borne adults can travel long distances to invade crops in other regions. Damage symptoms The caterpillar is a surface feeder. They [...] the chlorophyll-rich green areas of stems and pods causing whitening of the crop. Heavily damaged plants appear stunted and will, in most cases, die. On rapeseed [...] moths are weak fliers and can disperse, on average, only 13 to 35 m within a crop field, however, they are readily carried by the wind and as such can disperse