setaria pumila, echinochloa crus-galli, setaria verticillata, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, plantago major, polygonum aviculare, portulaca oleracea, rumex crispus, setaria viridis, sonchus asper, amaranthus retroflexus, chenopodium album, echinochloa colonum, erigeron sumatrensis, lactuca serriola, malva sylvestris, poa pratensis, sorghum halepense