echinochloa crus-galli, galinsoga parviflora, chenopodium album, setaria pumila, amaranthus retroflexus, ambrosia artemisiifolia, convolvulus arvensis, equisetum arvense, persicaria lapathifolia, persicaria maculosa, capsella bursa-pastoris, digitaria sanguinalis, portulaca oleracea, rorippa sylvestris, stellaria media, veronica persica