gr, κιλκίς, cynodon dactylon, xanthium orientale, xanthium strumarium, bromus tectorum, erigeron canadensis, chenopodium album, chondrilla juncea, portulaca oleracea, eragrostis minor, plantago lanceolata, eryngium campestre, convolvulus arvensis, polygonum aviculare, plantago arenaria, echinochloa crus-galli, setaria viridis, elymus repens, poa bulbosa, lactuca serriola, amaranthus retroflexus, xanthium spinosum, crepis foetida, tragus racemosus, cichorium intybus, poa annua, euphorbia seguieriana, persicaria lapathifolia, rorippa sylvestris, cirsium arvense, apera spica-venti, atriplex prostrata, amaranthus albus, capsella bursa-pastoris, hordeum murinum, cynanchum acutum, myriophyllum heterophyllum, lepidium draba, rumex crispus, artemisia campestris, bothriochloa ischaemum, medicago minima, carduus acanthoides, daucus carota, digitaria sanguinalis, cyperus michelianus, bromus squarrosus, bromus hordeaceus, solanum nigrum, erodium cicutarium, agrostis stolonifera