es, cantabria, sonchus oleraceus, chenopodium album, poa annua, senecio vulgaris, polygonum aviculare, veronica persica, stellaria media, solanum nigrum, convolvulus arvensis, persicaria maculosa, digitaria sanguinalis, sonchus asper, echinochloa crus-galli, capsella bursa-pastoris, lysimachia arvensis, mercurialis annua, sinapis arvensis, calystegia sepium, erigeron canadensis, plantago major, daucus carota, plantago lanceolata, setaria helvola, euphorbia helioscopia, symphyotrichum subulatum, trifolium repens, rumex crispus, persicaria lapathifolia, amaranthus retroflexus, cirsium arvense, cynodon dactylon, hordeum murinum, galium aparine, papaver rhoeas, potentilla reptans, helminthotheca echioides, lolium perenne, rumex obtusifolius, verbena officinalis, raphanus raphanistrum, medicago lupulina, agrostis stolonifera, euphorbia peplus, atriplex prostrata, ranunculus repens, amaranthus hybridus, portulaca oleracea, lolium multiflorum, dactylis glomerata, vicia sativa