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放牧场轮换
释义
放牧场轮换
Encyclopedia
农学
放牧场轮换
释
rotation of pastures
放牧场轮换
放牧地在一个利用周期内,按照一定的规划,放牧时间、利用方式、放牧家畜和保育等逐年更替,以避免草地连续多年在同一时期以同一方式或为同种家畜利用,从而威胁优良牧草的再生和草地更新,是稳定或提高草地生产性能和持久性的措施。
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Pronunciation Unification Meeting
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Proof about the Collection of Criticism on Poets and Poetry of Tang Dynasty
proof by cases
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proof by reductio ad absurdum
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