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在农广校毕业生、青年农民叶启营的红薯园中,生长着来自世界上7个国家和地区的30多种珍惜红薯,当地农民都叫它——
Among the sweet potato farms graduated from Yibin Agricultural University and young farmers Ye Qiying, there are over 30 kinds of cherished sweet potatoes grown in 7 countries and regions in the world. Local farmers call it -