تعیین ﺑﻬﺘﺮﯾﻦ زﻣﺎن ﮐﻨﺘﺮل مکانیکی ﻋﻠﻒ ﻫﺎی ﻫﺮز ﻣﺰرﻋﻪ ذرت ﺟﻬﺖ ﮐﺎﻫﺶ ﻫﺰﯾﻨﻪ ﻫﺎی ﺗﻮﻟﯿﺪ و ﺣﺼﻮل ﻋﻤﻠﮑﺮد ﻣﻨﺎﺳﺐ

Determination of best weeds mechanical control (weeding) timing to reduce costs and achieve proper yield in maize field