be, arr. nivelles, hordeum vulgare, triticum aestivum, cirsium arvense, ranunculus repens, vicia faba, holcus lanatus, avena sativa, phacelia tanacetifolia, heracleum sphondylium, matricaria chamomilla, brassica napus, poa trivialis, polygonum aviculare, agrostis stolonifera, trifolium repens, centaurea jacea, trifolium incarnatum, gnaphalium uliginosum, plantago major, plantago lanceolata, lolium perenne, fagopyrum esculentum, sonchus asper, chenopodium album, sinapis alba, zea mays, galium aparine, urtica dioica, achillea millefolium, ranunculus acris, veronica persica, dactylis glomerata, lythrum salicaria, fraxinus excelsior, panicum miliaceum, trifolium pratense, prunella vulgaris, festuca rubra, daucus carota, rumex crispus, poa annua, convolvulus arvensis, potentilla reptans, echinochloa crus-galli, beta vulgaris, rumex acetosa, corylus avellana, persicaria maculosa, arrhenatherum elatius, lysimachia arvensis