ﺗﺎﺛﯿﺮ ﺗﺮاﮐﻢ ﺑﻮﺗﻪ و ﻓﺎﺻﻠﻪ ردﯾﻒ ﮐﺎﺷﺖ ﺑﺮ ﺑﺮﺧﯽ ﺻﻔﺎت ﻣﺮﻓﻮﻟﻮژﯾﮑﯽ ﺳﻮﯾﺎ ﺗﺤﺖ رﻗﺎﺑﺖ ﻋﻠﻒ ﻫﺎی ﻫﺮز

Effect of plant density and row spacing on some morphological characteristics of soybean under weed competition