brassica napus, veronica arvensis, stellaria media, cirsium arvense, galium aparine, lapsana communis, myosotis arvensis, secale cereale, silene latifolia, tripleurospermum inodorum, veronica persica, capsella bursa-pastoris, centaurea cyanus, equisetum arvense, galinsoga parviflora, lamium purpureum, papaver rhoeas, sinapis arvensis, thlaspi arvense, trifolium repens, vicia sativa