bg, велико търново, cynodon dactylon, plantago lanceolata, poa annua, hordeum murinum, eragrostis minor, convolvulus arvensis, cichorium intybus, erigeron canadensis, polygonum aviculare, poa bulbosa, portulaca oleracea, bromus tectorum, chondrilla juncea, plantago major, chenopodium album, bothriochloa ischaemum, malva sylvestris, matricaria chamomilla, lolium perenne, verbena officinalis, petrorhagia saxifraga, trifolium repens, bromus sterilis, setaria viridis, amaranthus retroflexus, euphorbia maculata, xanthium strumarium, capsella bursa-pastoris, medicago lupulina, xanthium spinosum, ballota nigra, carduus acanthoides, tribulus terrestris, erodium cicutarium, erigeron annuus, lotus corniculatus, elymus repens, rumex pulcher, dasypyrum villosum, crepis sancta, anchusa officinalis, dactylis glomerata, daucus carota, xeranthemum annuum, lactuca serriola, bromus hordeaceus, sonchus oleraceus, crepis foetida, medicago minima, clinopodium nepeta