zea mays, echinochloa crus-galli, holcus lanatus, persicaria maculosa, erodium cicutarium, fallopia convolvulus, galeopsis tetrahit, illecebrum verticillatum, persicaria lapathifolia, poa pratensis, rumex acetosella, scleranthus annuus, spergula arvensis, trifolium hybridum, tripleurospermum inodorum, viola arvensis