be, arr. nivelles, hordeum vulgare, triticum aestivum, avena sativa, vicia faba, brassica napus, sinapis alba, phacelia tanacetifolia, trifolium incarnatum, zea mays, beta vulgaris, fagopyrum esculentum, matricaria chamomilla, panicum miliaceum, raphanus raphanistrum, veronica persica, chenopodium album, papaver rhoeas, polygonum aviculare, lathyrus oleraceus, mercurialis annua, convolvulus arvensis, medicago sativa, sorghum bicolor, sonchus asper, centaurea cyanus, euphorbia helioscopia, viola arvensis, linum usitatissimum, geranium dissectum, secale cereale, alopecurus myosuroides, capsella bursa-pastoris, silybum marianum, senecio vulgaris, cirsium arvense, brassica oleracea, heracleum sphondylium, echinochloa crus-galli, lysimachia arvensis, gnaphalium uliginosum, matricaria discoidea, sinapis arvensis, cerastium glomeratum, lathyrus tuberosus, papaver somniferum, plantago major, galium aparine, fallopia convolvulus, lamium purpureum, helianthus annuus