zea mays, calystegia sepium, convolvulus arvensis, cirsium arvense, setaria verticillata, sonchus arvensis, chenopodium album, cynodon dactylon, digitaria sanguinalis, echinochloa crus-galli, helminthotheca echioides, medicago lupulina, papaver rhoeas, persicaria lapathifolia, phragmites australis, plantago major, portulaca oleracea, rapistrum rugosum, setaria viridis, sorghum halepense, euphorbia platyphyllos