chenopodium album, convolvulus arvensis, digitaria ciliaris, galinsoga parviflora, rorippa sylvestris, amaranthus retroflexus, echinochloa crus-galli, euphorbia helioscopia, amaranthus graecizans, anthemis arvensis, capsella bursa-pastoris, cirsium arvense, persicaria lapathifolia, polygonum aviculare, rumex obtusifolius