chenopodium album, atriplex patula, oxybasis rubra, atriplex calotheca, poa annua, polygonum aviculare, senecio vulgaris, amaranthus retroflexus, capsella bursa-pastoris, cucurbita pepo, echinochloa crus-galli, elymus repens, oxybasis glauca, solanum nigrum, sonchus asper, tripleurospermum inodorum, urtica dioica