it, sassari, lysimachia arvensis, lolium rigidum, sonchus oleraceus, echium plantagineum, hordeum murinum, galactites tomentosa, medicago polymorpha, avena barbata, papaver rhoeas, sherardia arvensis, daucus carota, cynodon dactylon, raphanus raphanistrum, convolvulus arvensis, hedypnois rhagadioloides, dittrichia viscosa, anthemis arvensis, bromus madritensis, foeniculum vulgare, silene gallica, avena sterilis, calendula arvensis, sonchus asper, plantago lagopus, glebionis segetum, oxalis pes-caprae, achyrophorus valdesii, plantago coronopus, glebionis coronaria, coleostephus myconis, reichardia picroides, bromus hordeaceus, trifolium campestre, geranium molle, poa annua, beta vulgaris, heliotropium europaeum, plantago lanceolata, dactylis glomerata, euphorbia helioscopia, euphorbia peplus, mercurialis annua, cerastium glomeratum, solanum nigrum, euphorbia exigua, carduus pycnocephalus, arisarum vulgare, stellaria media, lagurus ovatus, trifolium nigrescens