A master thesis was discussed for the Horticulture and Landscape Department-Faculty of Agriculture –University of Kufa in Conference Hull on Thursday 8/9/2022 for the master student (Nihad Taha Abd Muhi Aljanabi) under supervision of Assistant Professor (Mushtaq Talib Hamadi). The thesis was titled (The response of Antirrhinum majus L. plant to arginine and nano-iron spraying in growth and flowering characteristics). The thesis was accepted by the discussion committee and the results of it were recommended and approved for future work.