Main weed species in rape field

The weeds in rape fields are generally divided into winter weeds (monocotyledonous weeds) and broadleaf weeds (dicotyledonous weeds). Poaceae weeds are mainly wheat, fescue, bluegrass, clubgrass, catnip, Cardamine, seed Artemisia, Bromus, Tongquan grass, Veronica bluegrass, hard grass and so on. Broad-leaved weeds are mainly small Erigeron, shepherd's purse and so on.