text: chenopodiastrum hybridum, cirsium arvense, galium spurium, lycopsis arvensis, neslia paniculata, anthemis arvensis, centaurea cyanus, chenopodium album, convolvulus arvensis, euphorbia helioscopia, fallopia convolvulus, galeopsis tetrahit, galium aparine, papaver rhoeas, silene noctiflora, thlaspi arvense, vicia sativa, viola arvensis