text: chenopodium album, fallopia convolvulus, chenopodiastrum hybridum, convolvulus arvensis, elymus repens, galium aparine, mercurialis annua, setaria viridis, amaranthus retroflexus, artemisia vulgaris, avena fatua, cirsium arvense, echinochloa crus-galli, equisetum arvense, polygonum aviculare, euphorbia helioscopia, galium spurium, stellaria media