اﺛﺮات ﮐﺎرﺑﺮد ﺗﻠﻔﯿﻘﯽ ﻣﻨﺎﺑﻊ ﻧﯿﺘﺮوژن ﺑﺮ ﻋﻤﻠﮑﺮد داﻧﻪ و ﻣﺤﺘﻮی ﻋﻨﺎﺻﺮ ﻏﺬاﯾﯽ ﭘﺮﻣﺼﺮف در ﺑﺬور ارﻗﺎم ﭘﺮﻣﺤﺼﻮل ﮐﻠﺰا

Effect of integrated application of nitrogen sources on yield and macro nutrients content in seeds of high yielding cultivars of rapeseed (Brassica napus L.)