text: beta vulgaris, amaranthus retroflexus, avena fatua, chenopodium album, cirsium arvense, echinochloa crus-galli, elymus repens, galinsoga parviflora, galium aparine, oxalis stricta, papaver rhoeas, persicaria amphibia, persicaria lapathifolia, persicaria maculosa, sinapis arvensis, sonchus asper, sonchus oleraceus