ﺗﺄﺛﯿﺮ ﻣﻘﺎدﯾﺮ ﻣﺨﺘﻠﻒ ﻧﯿﺘﺮوژن و ﺑﻘﺎﯾﺎی ﮔﻨﺪم و آﻓﺘﺎﺑﮕﺮدان ﺑﺮ رﺷﺪ، ﻋﻤﻠﮑﺮد و ﮐﺎراﯾﯽ ﻣﺼﺮف ﻧﯿﺘﺮوژن در ﮔﻨﺪم

Effect of different levels of nitrogen and wheat and sunflower residues on growth, yield and nitrogen use efficiency of wheat