zea mays, echinochloa crus-galli, galinsoga parviflora, argentina anserina, arnoseris minima, chenopodium album, erodium cicutarium, erysimum cheiranthoides, fallopia convolvulus, galinsoga quadriradiata, malva neglecta, mentha arvensis, setaria viridis, thlaspi arvense, viola arvensis