text: triticum aestivum, convolvulus arvensis, galeopsis bifida, lapsana communis, poa annua, viola arvensis, arrhenatherum elatius, centaurea cyanus, daucus carota, elymus repens, galeopsis tetrahit, galium aparine, lamium purpureum, ranunculus repens, stellaria media, tripleurospermum inodorum, vicia hirsuta, vicia sativa, capsella bursa-pastoris, cerastium holosteoides, plantago major, prunus spinosa, veronica arvensis