تاثیر اندازه ﻏﺮﺑﺎل دﺳﺘﮕﺎه ﺑﻮﺟﺎری ﺑﺮ درﺻﺪ ﺳﺒﺰ ﻣﺰرﻋﻪ و ﺧﺼﻮﺻﯿﺎت ﺟﻮاﻧﻪ زﻧﯽ ﺑﺬر ﺳﻪ رﻗﻢ ﺟﻮ

Effect of sieve size of cleaning machine on emergence percentage and grain yield in three barley Hordeum vulgare L. cultivars