beta vulgaris, cirsium arvense, solanum nigrum, sonchus arvensis, alopecurus myosuroides, chenopodium album, convolvulus arvensis, cynodon dactylon, echinochloa crus-galli, helminthotheca echioides, lotus corniculatus, lysimachia arvensis, persicaria lapathifolia, plantago major, polygonum aviculare, setaria viridis, sonchus oleraceus, sorghum halepense