62061, title = { Factors Causing Declines in the Sugar Content of Beets in Iran }, journal ={ تحقیقات اقتصادی }, number = { 15,16 }, year = { 1348 }, author = { Riahi,‌Ebrahim and }, pages = { 80 -- 97 }, url = { https://www.noormags.ir/view/fa/articlepage/62061 } }