echinochloa crus-galli, galeopsis bifida, scleranthus annuus, setaria pumila, spergula arvensis, chenopodium album, equisetum arvense, agrostis gigantea, amaranthus retroflexus, plantago major, poa annua, tripleurospermum inodorum, viola arvensis, centaurea cyanus, odontites vulgaris