zea mays, bothriochloa ischaemum, cirsium arvense, convolvulus arvensis, equisetum arvense, fallopia convolvulus, kickxia spuria, lysimachia foemina, mentha arvensis, plantago lanceolata, polygonum bellardii, setaria pumila, sonchus oleraceus, verbena officinalis, veronica persica, equisetum telmateia, medicago sativa