solanum tuberosum, amaranthus retroflexus, echinochloa crus-galli, galinsoga parviflora, chenopodium album, artemisia vulgaris, capsella bursa-pastoris, geranium pusillum, polygonum aviculare, matricaria discoidea, poa annua, sisymbrium officinale, tripleurospermum inodorum, urtica urens, vicia sativa