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双季稻指哪两季
更新时间: 2020-11-03 00:00:00  

双季稻指夏季和冬季。双季稻在中国具有悠久的种植历史,最早见于公元前3世纪的山海经的记载。一般认为,古籍中常提到的两熟稻和再熟稻包括再生稻、混作稻、间作稻和连作稻等,反映了中国稻作缺席制度的多样性。双季稻的出现对充分利用自然资源和劳力资源,增加粮食产量起了十分重要的作用。

关键词: 双季稻

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