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晋中地区在人多地少,肥料、劳畜力充裕,耕作精细,土地肥沃,灌溉方便的生产队实行麦谷轮作,一年两熟,是适应当地自然特点,提高土地利用率,解决人畜争地矛盾,增加粮食单位面积产量的重要栽培方式.远在公元前239年的吕氏春秋住地篇中就记载有“今茲美禾,来茲美麦”.就是说今年长好谷子,明年小麦也长的好.以后在纪胜之书、郑众注周礼稻人及薙氏说中均有:谷子收后种小麦,或小麦收后种谷子的记载.可知那时就有一年两熟麦谷轮作的习
In Jinzhong, the production team with less manpower, more fertilizer, adequate labor and labor, fine farming, fertile land and convenient irrigation, practiced wheat rotation and cooked twice a year, adapting to the local natural features, improving land utilization and resolving disputes over human and livestock Contradictions and increase the grain yield per unit area of important cultivation methods.As far away in 239 BC Lu’s Spring and Autumn Period residence articles recorded “this beautiful Wo, to the United States wheat.” That is to say that this year to grow good millet, next year Wheat is also good long afterwards in the Book of Jisheng, Zheng Zu injection Zhou Dao and Cheshire said: millet harvest wheat, or wheat harvest species of millet records.It is known at that time there are two a year Cooked wheat Valley rotation of the habit