setaria verticillata, bromus catharticus, rumex obtusifolius, convolvulus arvensis, cynodon dactylon, digitaria sanguinalis, echinochloa crus-galli, paspalum vaginatum, rumex crispus, setaria pumila, chenopodium album, cirsium arvense, erigeron sumatrensis, plantago major, poa pratensis, rumex pratensis, senecio vulgaris, sonchus asper, trifolium repens