Pinoxaden is herbicide for the selective post-emergence control of annual grasses in wheat and barley. It is systematic activity herbicide of a fenilpirazoline group for the elimination of monocot weeds, Apera spica-venti, Alopecurus myosuroides, Avena fatua in winter and summer wheat, winter and summer barley, winter triticale and rye.This herbicide enters the weeds through their leaves and acts as an inhibitor of acetil-coferment A carboxylases. The product does not have soil effect, which is why, it must be used on the germinated weeds. The herbicide eliminates only monocot weeds and does not eliminate dicotyledonous weeds.