ﺑﺮرﺳﯽ ﺗﺎﺛﯿﺮ ﮐﻮدﻫﺎی داﻣﯽ، ﺑﯿﻮﻟﻮژﯾﮏ و ﺷﯿﻤﯿﺎﯾﯽ ﺑﺮ ﻋﻤﻠﮑﺮد ﮔﯿﺎه ذرت ﻋﻠﻮﻓﻪ ای و ﺑﺮﺧﯽ ﺧﺼﻮﺻﯿﺎت ﻓﯿﺰﯾﮑﻮ ﺷﯿﻤﯿﺎﯾﯽ ﺧﺎک

Effects of farmyard manure, biological and chemical fertilizers on yield of forage maize and some physicochemical propertie