zea mays, argentina anserina, echinochloa crus-galli, capsella bursa-pastoris, chenopodium album, cirsium arvense, daucus carota, elymus repens, euphorbia helioscopia, geranium dissectum, persicaria hydropiper, persicaria lapathifolia, polygonum aviculare, setaria pumila, sinapis arvensis, stellaria media, tripleurospermum inodorum, viola arvensis