zea mays, setaria pumila, amaranthus graecizans, chenopodium album, cynodon dactylon, cyperus rotundus, echinochloa crus-galli, portulaca oleracea, sonchus oleraceus, amaranthus retroflexus, chenopodium opulifolium, convolvulus arvensis, digitaria sanguinalis, echinochloa colonum, medicago arabica, medicago polymorpha, setaria viridis