brassica napus, aphanes arvensis, tripleurospermum inodorum, apera spica-venti, scleranthus annuus, viola arvensis, capsella bursa-pastoris, centaurea cyanus, elymus repens, cerastium holosteoides, erodium cicutarium, matricaria chamomilla, poa annua, poa trivialis, rumex acetosella, stellaria media, veronica arvensis, vicia sativa