echinochloa crus-galli, spergula arvensis, chenopodium album, fallopia convolvulus, persicaria lapathifolia, raphanus raphanistrum, rumex acetosella, scleranthus annuus, amaranthus retroflexus, anthemis arvensis, anthoxanthum aristatum, arnoseris minima, centaurea cyanus, digitaria ischaemum, elymus repens, erigeron canadensis, myosotis arvensis, plantago uliginosa, polygonum aviculare, setaria pumila, viola arvensis