echinochloa crus-galli, digitaria sanguinalis, persicaria lapathifolia, portulaca oleracea, atriplex prostrata, chenopodium album, convolvulus arvensis, cynodon dactylon, euphorbia prostrata, paspalum vaginatum, plantago major, setaria verticillata, beta vulgaris, chenopodiastrum murale, galium aparine, malva sylvestris, solanum nigrum, sonchus asper, sonchus oleraceus, verbena officinalis