text: poa annua, stellaria media, myosotis arvensis, persicaria hydropiper, vicia hirsuta, viola arvensis, anthemis arvensis, brassica napus, centaurea cyanus, cerastium holosteoides, fallopia convolvulus, galium aparine, legousia speculum-veneris, lolium multiflorum, trifolium repens, veronica arvensis, avena fatua, vicia cracca