echinochloa crus-galli, cynodon dactylon, amaranthus retroflexus, ambrosia artemisiifolia, elymus repens, hibiscus trionum, panicum miliaceum, amaranthus hybridus, artemisia vulgaris, avena fatua, chenopodiastrum hybridum, chenopodium album, cirsium arvense, convolvulus arvensis, galinsoga parviflora, lepidium draba, mercurialis annua, persicaria lapathifolia, polygonum aviculare, reseda lutea, setaria viridis, sorghum halepense, stachys annua, thlaspi arvense, veronica persica