cynodon dactylon, calamagrostis epigejos, chenopodium album, cirsium arvense, convolvulus arvensis, amaranthus retroflexus, echinochloa crus-galli, erigeron canadensis, lactuca saligna, luzula campestris, plantago lanceolata, poa trivialis, senecio duriaei, setaria pumila, sonchus oleraceus, sorghum halepense