atriplex patula, chenopodium album, cynodon dactylon, bassia scoparia, convolvulus arvensis, lepidium draba, amaranthus retroflexus, calendula arvensis, chenopodium opulifolium, dysphania ambrosioides, ecballium elaterium, erigeron canadensis, oloptum miliaceum, xanthium spinosum, atriplex rosea