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What are the latest regions where sorghum is produced?
Sorghum is also known as shushu, taoshu, muji, etc. It is an annual herbaceous plant of the grass family, and is widely distributed in China, being grown almost everywhere across the country, but its main producing areas are very concentrated. North of the Qinling Mountains and the Yellow River, especially north of the Great Wall, is the main producing area. The whole country is divided into the early spring-sowing