text: convolvulus arvensis, fallopia convolvulus, persicaria maculosa, equisetum arvense, galium spurium, setaria pumila, stellaria media, chenopodium album, echinochloa crus-galli, euphorbia helioscopia, galinsoga parviflora, polygonum aviculare, setaria viridis, sonchus asper, vicia cracca, viola arvensis