echinochloa crus-galli, setaria pumila, bidens tripartita, calystegia sepium, convolvulus arvensis, oenothera biennis, salix triandra, xanthium orientale, cichorium intybus, cirsium arvense, gnaphalium uliginosum, helianthus annuus, lactuca serriola, picris hieracioides, populus alba, rubus caesius