echinochloa crus-galli, apera spica-venti, arnoseris minima, chenopodium album, fallopia convolvulus, medicago arabica, scleranthus annuus, spergula arvensis, elymus repens, erodium cicutarium, galeopsis segetum, persicaria maculosa, poa annua, rumex acetosella, viola arvensis, gnaphalium uliginosum, trifolium arvense