triticum aestivum, galinsoga parviflora, chenopodium album, galinsoga quadriradiata, vicia sativa, vicia tetrasperma, agrostis stolonifera, apera spica-venti, capsella bursa-pastoris, convolvulus arvensis, equisetum arvense, erigeron canadensis, fallopia convolvulus, persicaria maculosa, scleranthus annuus, sinapis arvensis, spergula arvensis, vicia hirsuta