%0 Journal Article %A Ahmadzadeh, Seyedeh Sedigheh, amirnejad, hamid, hosseini yekani, seyed ali %T Effect of Efficiency Improvement on Pollution Caused by Overuse of Chemical Fertilizers of Rice Cultivation in Guilan Province %J Agricultural Economics Research %V 14 %N 2 %P 163-147 %D 2022 %R 10.30495/jae.2022.24090.2134 %U https://sanad.iau.ir/fa/Article/1160111