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常见的农作物，到底从何而来？
我们常吃的玉米、小麦、水稻等农作物，居然是从野草驯化而来！这个视频带你了解玉米、小麦它们的前世今生。（出品：科普中国-创作培育计划，转载请注明来源）
科普中国 星空计划61/251
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