More Striped Flea Beetles in ND Canola Fields Published June 17, 2019 NDSU Extension Cropping Specialist Lesley Lubenow is seeing increasing numbers of striped flea beetles in canola field surveys. "It depends on the area, but at one in Towner County, about 20 percent of the flea beetles are striped. That's quite… Top StoriesLatest NewsCrops