cynodon dactylon, amaranthus retroflexus, sorghum halepense, convolvulus arvensis, echinochloa crus-galli, portulaca oleracea, setaria viridis, solanum nigrum, sonchus oleraceus, stellaria media, artemisia vulgaris, chenopodium album, cichorium intybus, cirsium arvense, elymus repens, erigeron annuus, erigeron canadensis, euphorbia helioscopia, lactuca serriola, polygonum aviculare, reseda lutea, sinapis arvensis, sonchus arvensis, torilis arvensis, veronica persica