ﺑﺮرﺳﯽ راﺑﻄﻪ ﺑﯿﻦ ﻃﻮل دوره رﺷﺪ ﺳﻨﺒﻠﻪ و ﻃﻮل دوره ﭘﺮ ﺷﺪن داﻧﻪ ﺑﺎ ﻋﻤﻠﮑﺮد داﻧﻪ در ارﻗﺎم زراﻋﯽ ﮔﻨﺪﻣﻬﺎی اﯾﺮان

Relationships between spike growth duration and grain filling period with grain yield in Iranian wheat cultivars