convolvulus arvensis, cynodon dactylon, chenopodium album, cirsium arvense, echinochloa crus-galli, portulaca oleracea, amaranthus albus, amaranthus retroflexus, capsella bursa-pastoris, chondrilla juncea, heliotropium europaeum, panicum capillare, polygonum aviculare, setaria pumila, setaria viridis, xanthium strumarium