%0 Journal Article %T The rice yield gap estimation using integrated system approaches: a case study—Guilan province, Iran %A P. A. Bazkiaee %A Kamkar, Behnam %A E. Amiri %A H. Kazemi %A M. Rezaei %A A. Lopez Bernal %J International journal of Environmental Science and Technology %@ 1735-1472 %D 2022