text: solanum tuberosum, echinochloa crus-galli, chenopodium album, amaranthus retroflexus, cirsium arvense, convolvulus arvensis, galinsoga parviflora, galium aparine, persicaria lapathifolia, stellaria media, aethusa cynapium, capsella bursa-pastoris, elymus repens, euphorbia helioscopia, fallopia convolvulus, fumaria officinalis, lamium purpureum, lysimachia arvensis, polygonum aviculare, silene latifolia, sinapis arvensis, thlaspi arvense, tripleurospermum inodorum, veronica persica, viola arvensis