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three-field rotation
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three-field rotation
Encyclopedia
理学
古代耕作制度
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three-field rotation
三圃制
耕地分区轮作制的一种。把耕地分成三区,其中一区休闲,另外两区分别种植秋播作物小麦、燕麦等或春播作物大麦、黑麦等,且三年依次轮换。又称三区轮作制。
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