echinochloa crus-galli, galinsoga parviflora, chenopodium album, lipandra polysperma, amaranthus retroflexus, convolvulus arvensis, digitaria sanguinalis, persicaria maculosa, plantago major, setaria pumila, capsella bursa-pastoris, lamium purpureum, rorippa sylvestris, sonchus arvensis, stellaria media